Author: Dr Lucy Hooper MB BS BSc MRCGP MA DRCOG DCH

  • Moving to the UK from the United States: a guide to family health

    Moving to the UK from the United States: a guide to family health

    What changes when your family moves from American healthcare to the NHS, what you need to arrange in your first few weeks, and where the gaps are that you may want to fill yourself.

    We have been looking after American and Canadian families in London since Coyne Medical opened in 2016, many of them here on corporate relocations or on embassy and diplomatic postings. Almost everyone arrives without a clear picture of how the system works, because nobody sits you down and explains it and there is no obvious place to ask. Knowing what changes, and what to arrange in your first few weeks, makes the whole thing considerably smoother, and that is what this guide is for.

    The same handful of things comes up again and again. The appointment that cannot simply be booked. The child who needs a paediatrician and is seen by a GP instead. The ADHD prescription that runs out with no obvious way to replace it. The screening test that was routine at home and is not offered here at all. None of it is hard to sort out. It is far less stressful to know about it in advance than to work it out on the day somebody is unwell.

    Can Americans use the NHS? Entitlement and the immigration health surcharge

    Yes. Almost everyone moving to live in the UK is entitled to NHS care on the same basis as a British citizen. Entitlement rests on being ordinarily resident here rather than on nationality, employment or tax status.

    If you are coming on a visa of more than six months, you will almost certainly have paid the immigration health surcharge as part of your visa application. That is a single payment made up front, covering the length of your visa, and it is what buys your NHS access. It belongs in your moving budget alongside flights and visa fees rather than in your monthly costs, and once paid there is nothing further to arrange and no premium, deductible or claim.

    Some services still carry a charge even for people who are fully entitled. Prescriptions, dental treatment and eye tests are the main ones, and they are covered further down. Emergency treatment in an accident and emergency department is free to everyone, whatever their status.

    Rules and rates change, so check the current position before you apply rather than relying on what a colleague paid last year. The government guidance sets out who has to pay, how much, and what it does and does not cover: Pay for UK healthcare as part of your immigration application.

    How to register with an NHS GP when you move to the UK

    Register with a GP practice near your home as soon as you have an address, even if you plan to use private care for most things. We recommend it to all of our patients. Registering is what generates your NHS number, and that number is what gets you into emergency care, hospital services, the national screening programmes and NHS prescriptions if you ever need them. It stays with you for life and links your records together, so write it down when it comes through.

    Practices take patients from a defined local area, so you register with one close to where you live rather than choosing freely across the city. Registration is usually a short form, either online or at the practice. You do not need proof of immigration status and you do not need to have paid anything to register.

    Once you are registered you can set up the NHS App, which gives you your records, test results, repeat prescriptions and appointment booking in one place.

    Booking a GP appointment works differently here

    Most NHS practices now triage before they book, so you are unlikely to be able to choose your doctor, your time and your date in the way you could at home. This is the difference that American families notice first.

    Triage usually means completing an online form describing the problem, or having a telephone call, before an appointment is offered. What you are then offered depends on what the practice judges you need. It might be a GP, but it might equally be a practice nurse, a pharmacist, a physiotherapist or advice by telephone.

    In practice this means that seeing a named doctor of your choosing, in person, on the day you ask, is often difficult, and that continuity with one particular GP is harder to build than most American families expect. Appointment lengths are shorter too. Ten minutes is the standard NHS slot, which works well for one clear problem and less well for a complicated one or for several at once.

    This is the gap private general practice fills, and it is about more than being seen quickly. At Coyne Medical you book directly rather than being triaged, we can almost always see you the same day, and appointments are thirty minutes as standard rather than ten. You choose the GP you see and stay with them, so the person examining your child today is the one who saw them last winter and knows what is normal for them. Blood tests and ECGs can usually be done at the same visit rather than at a separate appointment weeks later, and imaging can often be arranged the same day. And when you do need a specialist, we refer you to a named consultant we know and work with regularly, rather than to whoever the list allocates. Most of our American and Canadian patients use us for exactly that, while keeping their NHS practice registered in the background.

    Urgent care in the UK: 999, 111 and accident and emergency explained

    Learn this before you need it, because the American map does not transfer. There are four levels of urgent care here, not two.

    Call 999 for a genuine emergency, meaning anything you would have called 911 for. Go to an accident and emergency department, always called A and E, for serious injury or sudden serious illness. A and E is the equivalent of the emergency room and is free at the point of use.

    For everything in between there is NHS 111, a free telephone and online service that runs at any hour of the day or night and is the usual way to reach NHS care outside GP opening times. You describe the problem and are directed to the right place, whether that is your own GP the next morning, an urgent appointment somewhere else, or accident and emergency. It can also arrange a call back from a clinician.

    It is worth knowing how it works. The people answering the phone are usually trained call handlers working through a structured set of questions rather than doctors or nurses, and they will pass you to a clinician if your answers suggest it is needed. The system is designed to be cautious, so it will often send you somewhere rather than tell you to wait. Use it as a way of finding the right door quickly, not as a substitute for clinical assessment.

    Urgent treatment centres and walk in centres sit between the GP and A and E, and handle sprains, minor cuts, suspected simple fractures and similar problems without an appointment. Pharmacies also do more here than in the United States. Community pharmacists can assess and treat a defined list of common conditions directly, including earache in children, sore throats, urinary infections in women and shingles, and can supply prescription medicines for them without you seeing a GP at all.

    Do you need a private GP in the UK?

    Most families who use a private GP do so for the same handful of reasons. To be seen at the point something is worrying them. To have long enough in the room to work through the whole picture rather than one problem at a time. And to keep seeing the same doctor, so that a symptom can be explored properly, a plan explained, and the result reviewed a few weeks later rather than left to a follow up that never quite happens. Using a private GP does not affect your NHS registration or entitlement in any way.

    A private GP can do essentially everything an NHS GP can do. That includes acute illness, long term condition reviews, contraception and cervical screening, menopause care, vaccinations, blood tests and imaging, and referrals to hospital consultants. A GP can advise on whether a private or an NHS referral makes more sense for what you need, and help you take the right route.

    A private GP can also do the preventive work the NHS has no route for: child health and development checks, screening earlier than the national programmes begin, and reviewing a family who have just arrived from another health system and want to know where they stand.

    What medical records to bring from the US

    Download everything from your patient portal before you leave, while you still have access. UK practices cannot see American records, so having your own copy makes everything easier once you are here and saves piecing a history together from memory.

    Aim for a problem list, current medications with doses, allergies, immunisation records, recent blood and imaging results, and copies of specialist letters for anything ongoing. Most American states also hold vaccination records on a state immunisation information system, so you can request them even if you have changed doctors.

    If anyone in the family has a long term condition or is under specialist care, those letters matter enormously. They are what allows a UK clinician to pick up where your American one left off rather than starting the assessment again from the beginning. Hand the records to your new GP practice and ask for them to be added to your notes.

    Do children see a paediatrician in the UK?

    Usually not. In the UK, GPs see children of all ages from birth, and paediatricians are mostly hospital based specialists who look after children needing specialist input or admission to hospital.

    All GPs here are trained in child health. Fever, cough, earache, rashes, tummy pain and the rest of ordinary childhood illness are firmly general practice territory, and you would see a paediatrician only after a GP referral. There is no tradition of a family having its own paediatrician the way there is in the United States, and this is often the change American parents find hardest.

    You may also be contacted by a health visitor, particularly if you have a child under five. Health visitors usually have a nursing or midwifery background and work in the community, offering support with feeding, sleep, development and parental wellbeing. How much contact you have varies a good deal between areas, and families who arrive partway through the early years sometimes have very little, so it is worth asking your GP practice what is available locally rather than waiting to hear.

    Why the NHS has no routine well child checks

    The NHS does not offer well child visits in the way American paediatric practices do. There is no annual appointment, and after the first two years there is no scheduled contact at all until school entry.

    What the NHS does provide is a newborn physical examination shortly after birth and a further examination at six to eight weeks with the GP. Health visitor reviews are usually offered at around one year and again between two and two and a half years, though how much of this happens in practice varies between areas. Newborn screening also differs. The heel prick blood spot test in the UK screens for nine conditions, where most American states screen for thirty or more, so your baby has been screened, but not against the same list.

    For parents used to an annual visit this is a real gap, because those appointments were never only about height and weight. They are the point at which you raise the question about weaning, or fussy eating, or speech, or a child who seems anxious, and have it looked at properly before it becomes a problem. Many private GP clinics, ours included, offer child health and development checks for that reason, so growth, development, nutrition and wellbeing can be reviewed on a regular basis.

    Do UK schools require vaccination records?

    No. UK schools do not require proof of vaccination for entry, unlike most American states, so nobody will ask you for a record. Your GP practice may send a reminder if a child appears to be behind, but nothing follows it up in the way an American school or paediatric practice would. Because there are also no routine well child visits, there is no appointment at which somebody would notice, and it is easy to get behind without realising.

    Teenage vaccinations are given in school by a separate immunisation service rather than by your GP, so consent is requested by the school rather than arranged at an appointment. Requests often arrive by email rather than on paper, and are easy to miss among everything else a school sends. If the request is missed, the vaccine is missed, and nothing will prompt you afterwards. If your child has asthma or a significant allergy, ask the school about their policy on holding a spare inhaler or adrenaline autoinjector and about written care plans. The arrangements exist, but they work differently from the American ones and they are not automatic.

    Is there an annual physical in the UK?

    No. There is no annual physical in UK primary care, and no expectation that a healthy adult will see a doctor at all in a given year. This is probably the single biggest cultural difference in adult healthcare between the two countries.

    NHS GPs manage both ends of adult medicine, from acute problems like back pain and chest infections to long term conditions like high blood pressure, diabetes, asthma and thyroid disease. Long term condition reviews are usually run by practice nurses on an annual cycle, and for many otherwise healthy adults that review is the only routine appointment they will ever have.

    The nearest thing to an annual physical is the NHS Health Check, offered once every five years to people aged 40 to 74. It is a cardiovascular risk assessment covering blood pressure, cholesterol and lifestyle, not a general review of your health, and it does not include most of what an American annual physical would have covered.

    This is the gap our health screening was built to fill, and it is what most of our American and Canadian patients come to us for. A screening appointment covers a detailed blood panel, cardiovascular assessment including an ECG, body composition, and a long consultation with a GP to work through what the results actually mean for you and what to do next. Fuller levels add whole body MRI, cardiorespiratory fitness testing, and cancer and genetic testing. For families used to an annual physical, it is the closest equivalent to what you had at home, and it is where the screening gaps described further down this page get picked up.

    Maternity care in the UK compared with the US

    NHS pregnancy care is led by midwives, not obstetricians. You will see a midwife for most of your antenatal care, with an obstetrician involved where there is a clinical reason, and many women give birth without ever meeting one. Private maternity care in the UK works the other way round and is usually consultant led, with a named obstetrician looking after you throughout, which is closer to the model most American women are used to.

    Routine NHS care includes two scans, at around twelve weeks and around twenty weeks, rather than the frequent ultrasound scans common in American practice. Midwife led birth units and home birth are mainstream options, and continuity is with the midwifery team rather than with a named consultant. All standard NHS maternity care is free, including delivery.

    The NHS model is a good one with good outcomes, but it is different in ways that are worth understanding early rather than at thirty weeks. Private antenatal care, consultant led maternity and additional scanning are all available, and your GP can talk through how the options fit together and what a combination of the two would look like.

    Women’s health: cervical screening, contraception and menopause

    Your GP handles most of what you would have seen a gynaecologist for at home. Cervical screening, contraception including coils and implants, menopause care and hormone replacement therapy are all core general practice here, on the NHS and privately.

    Cervical screening in the UK now tests for high risk HPV first, and only samples that test positive go on for analysis of the cells themselves. American practice has moved in the same direction, so HPV testing will not be new to you, but the age ranges and intervals are not the same. UK screening runs from 25 to 64, which is later than many American women are used to starting, and the invitation comes to you automatically rather than being arranged at an appointment.

    Referral to a gynaecologist happens when there is a specific clinical reason for it, not as a matter of routine. If you have been seeing one annually for well woman care, that role is now your GP’s.

    UK prescription costs and American drug names

    NHS prescriptions in England are charged at a flat fee per item whatever the medicine actually costs, with exemptions for children, people over sixty, pregnant women and people receiving certain benefits. There is no prescription charge at all in Scotland, Wales or Northern Ireland. Private prescriptions are charged at the real cost of the medicine, which for common generic drugs is often less than the NHS flat fee and for newer drugs considerably more.

    Most UK prescribing is generic, meaning by the drug name rather than the brand. Many of the same medicines exist in both countries but the names differ. Acetaminophen is paracetamol here. Albuterol is salbutamol. Epinephrine is adrenaline. Familiar American brands either do not exist or contain something different, and Benadryl in the UK is not the same drug as Benadryl in the United States. Pack sizes of painkillers sold without a prescription are also legally restricted, so you cannot buy a hundred tablets at a time.

    If you are not sure what your American medicine corresponds to here, bring the packaging or a list of active ingredients rather than brand names.

    Getting ADHD medication in the UK after moving from the US

    Plan this before you move. NHS GPs are generally not able to initiate or independently prescribe ADHD medication, and you will usually need assessment by a specialist, typically a psychiatrist, before it can be supplied here. This applies even if you or your child has been stable on treatment in the United States for years.

    Stimulant medications are controlled drugs in the UK and are subject to specific prescribing rules. NHS waiting lists for ADHD assessment are long, and in some parts of the country they run to years rather than months, which is why arriving without a plan causes real problems.

    Bring medication with you, within the limits. You may bring up to a three month supply of a prescribed controlled medicine for personal use. It must travel in your hand luggage rather than in checked bags, and you must carry a letter from your prescriber listing the medicine, the dose and your travel dates. Without that it can be taken from you at the border.

    That same letter is what shortens everything afterwards. Copies of specialist letters, previous prescriptions and assessment reports allow a UK clinician to treat you as an established patient rather than as a new diagnosis. Private GPs working alongside psychiatrists can often arrange review and prescribing considerably sooner than the NHS route.

    Mental health support in the UK

    You can refer yourself for talking therapy without seeing a GP first. NHS Talking Therapies takes self referrals online for anxiety and depression, and almost nobody moving here knows that.

    Beyond that, waits for adult psychiatry and for child and adolescent mental health services are longer than most American families will be used to, and the threshold for being accepted into specialist services is higher. As with ADHD, records of previous treatment make a substantial difference to how quickly things move, and private psychiatry and psychology are widely available if you need to be seen sooner.

    Cancer screening in the UK compared with the US

    This is where the two systems differ most, and it is the area in which most people moving from the United States choose to arrange their own care. The UK runs a small number of national screening programmes with defined age ranges and intervals. Screening outside those programmes does exist, but it is restricted to people at high risk, such as women with a strong family history of breast cancer or a known genetic mutation, and the thresholds for qualifying are narrow.

    Breast screening

    NHS breast screening begins at 50 and is offered every three years. American women are generally used to starting at 40 and being screened more often, which reflects US guidance. We would usually recommend screening from 40, and we assess breast density as part of that. Dense breast tissue both raises the risk of breast cancer and makes cancers harder to see on a standard mammogram, which is why American mammography providers have been required by the FDA since September 2024 to tell every woman whether her breasts are dense. NHS screening does not report density to you, so unless you ask, or arrange screening privately, it is information you will no longer have.

    Prostate screening

    There is no national prostate screening programme. Men over 50 can request a PSA test from a GP under informed choice arrangements, but it is not offered proactively and many men never hear about it. We would usually suggest considering PSA testing from 40, interpreted alongside individual risk rather than as a single number in isolation.

    Bowel screening

    This is the sharpest difference of all. In the United States, colonoscopy is routine screening from 45. On the NHS, eligible adults are sent a home stool sample kit every two years between 50 and 74, and colonoscopy follows only if that test comes back positive. Stool testing is a good test but not a perfect one, and cancers are missed. We recommend testing from at least 45, annually rather than every two years, using a test that detects blood at a lower threshold than the NHS kit. Depending on your risk we can also discuss colonoscopy, which remains the gold standard for both detecting and preventing bowel cancer.

    The other programmes, and the gaps between them

    Two smaller programmes are worth knowing about. Men are invited for a single abdominal aortic aneurysm ultrasound at 65, which takes a few minutes and is worth accepting when the letter comes. People in eligible age groups with a significant smoking history are invited for targeted lung health checks, which include a low dose CT scan, although the programme is still being rolled out and availability depends on where you live.

    Beyond that, nothing is screened. There is no routine skin or mole check, which matters given how many Americans are used to an annual dermatology appointment, and no national programme for ovarian, pancreatic, oesophageal, kidney or most of the other cancers. Some of those absences reflect the evidence rather than a shortfall in provision, because a screening test has to do more good than harm before it is worth offering to a whole population. The practical effect is the same either way: for most cancers, nothing is looking on your behalf.

    Skin and mole checks are available privately and are simple to arrange. We also offer a multi cancer early detection blood test, which looks for signals from a wide range of cancers that have no screening programme of their own. It does not replace the national programmes, and it is not suitable for anyone with current symptoms or a previous cancer diagnosis, but for people used to a more active approach it is often the closest equivalent.

    Vaccination schedules are not the same

    The UK and US childhood schedules differ in several important ways, including when the second measles dose is given, and several vaccines that are routine in the United States are not offered routinely here at all. Adult vaccination differs too, particularly for flu and shingles.

    We have covered this in full in a separate guide.

    Dentistry, eye care and vitamin D

    NHS dentistry is difficult to access in much of the country and particularly in London, and many families end up paying privately whether they intended to or not. It is worth starting the search early rather than when somebody has toothache. Dental care is free for children and for pregnant women where you can find an NHS dentist, and sight tests are free for under 16s and for adults over 60.

    Vitamin D deserves a mention because of latitude. UK advice is that everyone should consider a daily supplement from October to March, and that babies and young children should have daily vitamin D drops all year round. Families arriving from most of the United States have never needed to think about this.

    Allergy is one further area where NHS access is limited and waits for testing are long, so families with significant allergies often arrange assessment privately.

    Health insurance and paying for private care

    Check what you already hold before you pay out of pocket. Families arriving with global or international health insurance, either personally or through an employer, often do not realise it covers private primary care as well as hospital treatment.

    In some cases we can bill your insurer directly. Where we cannot, we can provide the treatment codes and documentation you need to make a claim yourself. If you have no cover, private GP care is paid per appointment, and the price is known in advance rather than arriving as a bill afterwards.

    We also offer membership, which is the closest thing here to the concierge arrangement some American families are used to. It works as a monthly subscription covering your GP care rather than paying visit by visit, with the higher tier including an annual health screening. It tends to suit families who expect to use a GP several times a year, or who want one doctor looking after everybody rather than booking each appointment as it comes up. Full details are on our membership page.

    Using NHS and private care together

    These are not competing options and you do not have to choose between them. We would always recommend registering with an NHS GP, because it is your route to emergency care, hospital services, prescriptions at NHS rates and the national screening programmes, and because you want it in place before you need it rather than after.

    Private general practice then sits alongside that for whatever you want it for: quicker access when somebody is unwell, longer appointments, child health and development checks, screening beyond what the national programmes cover, and continuity with a doctor who knows your family. With your permission we share results, letters and prescription information with your NHS GP, so both records stay current and nothing falls between the two.

    Common questions from families moving from the US

    Yes. NHS entitlement is based on being ordinarily resident in the UK rather than on nationality or employment status, so Americans who move here to live are entitled to care on the same basis as British citizens. Most people arriving on a visa of more than six months pay the immigration health surcharge as part of the visa application, which covers NHS care for the length of the visa. Once you have an address you can register with a local GP practice, and you do not need to show proof of immigration status to do so. Emergency treatment in A and E is free to everyone regardless of status.

    No. Private insurance is optional, and most people who use private care in the UK pay for individual appointments rather than holding a policy. Some families arriving from the United States already have global or international cover through an employer that includes private primary care, and it is worth checking what you hold before paying out of pocket. Insurance is most often used to shorten waits for planned hospital treatment or to choose a particular consultant, rather than for everyday care.

    NHS breast screening begins at 50 and is offered every three years, with earlier screening only for women in defined higher risk groups such as those with a strong family history or a known genetic mutation. This is later and less frequent than most American women are used to, since US guidance generally supports starting at 40. Private screening from 40 is available, and we would usually recommend it. We also assess breast density. Since September 2024 the FDA has required American mammography providers to tell every woman whether her breasts are dense, because dense tissue both raises risk and makes cancers harder to see on a mammogram, but NHS screening does not report density to you.

    NHS GPs are generally not able to initiate or independently prescribe ADHD medication. Assessment by a specialist, usually a psychiatrist, is normally required before medication can be supplied, and this applies even to people who have been stable on treatment in the United States for years. NHS waiting lists for ADHD assessment are long and in some areas run to years. You may bring up to a three month supply of prescribed controlled medication into the UK for personal use, carried in hand luggage with a letter from your prescriber, and having copies of your previous specialist letters and prescriptions will speed up the process considerably once you are here.

    No. GPs in the UK see children of all ages from birth and are trained in child health, so ordinary childhood illness such as fever, cough, earache and rashes is managed in general practice. Paediatricians here are mostly hospital based specialists who see children needing specialist assessment or admission, and you would be referred to one if that were needed. The NHS also does not offer routine well child visits, so growth and development reviews after the age of two are something families arrange themselves if they want them.

    Yes. Standard NHS maternity care, including antenatal appointments, scans and delivery, is free for anyone entitled to NHS care. NHS care is led by midwives rather than obstetricians, with an obstetrician involved where there is a clinical reason, and routine care includes two scans rather than the frequent ultrasound scans common in American practice. Midwife led units and home birth are mainstream options. Private maternity care in the UK is usually consultant led, with a named obstetrician throughout, which is closer to the model most American women are used to.

    British Society for Genetic Medicine  ·  European Atherosclerosis Society  · 
    Independent Doctors Federation

    As seen in BBC, The Guardian, Women’s Health, The Times and Tatler

    For educational purposes. This article is written by a practising GP and is intended to inform, not replace a consultation with your own doctor. It does not constitute medical advice. A note on clinical guidelines: Coyne Medical is an independent private clinic. Our approach is guided by the best available evidence, tailored to each individual. This may go beyond standard NHS or NICE guidance, which is designed for population-level care and weighted by resource constraints.

  • US and UK vaccination differences: a guide for families moving to the UK

    US and UK vaccination differences: a guide for families moving to the UK

    The two countries protect against most of the same infections on different timetables, and several vaccines that are standard in the United States are not offered routinely here at all. Here is what changes, and what to do about it.

    We have been looking after American and Canadian families in London since Coyne Medical opened in 2016, many of them here on corporate relocations or on embassy and diplomatic postings, and vaccination is the thing that most often gets missed. Nobody raises it when you register with a GP, no school will ask for a record, and the gaps only become apparent when a child is due something and does not get it.

    This guide covers the differences that matter, for children and for adults. It sits alongside our wider guide to family health for people moving to the UK from the United States.

    One thing to settle early is which schedule you want to follow. If your move is for a few years and you expect to return to the United States, it is worth keeping your children up to date with the American schedule as well as the UK one, so that they arrive back fully covered rather than needing to catch up on vaccines that were never offered here. Vaccines that are routine in the United States but not in the UK, such as hepatitis A, can be arranged privately at any point.

    How to transfer your US immunisation records to a UK GP

    Download your family’s immunisation records from your US patient portal before you go, or ask your paediatrician’s office for a printed copy. Most American states also hold records on a state immunisation information system, so you can request them even if you have changed doctors.

    Bring the actual dates and vaccine names, not a summary. UK practices cannot see American records, and where a record is missing, unclear, or lists a vaccine that is unfamiliar here, repeating a dose is sometimes recommended. That is usually safe, but it may not have been necessary, and it is easily avoided by arriving with the detail.

    When you register with an NHS GP, hand the record in and ask for it to be added to your child’s notes. Children born here are given a personal child health record, usually called the red book. If your child arrives partway through the schedule, ask the practice nurse to map what they have already had against the UK schedule so you can see what is outstanding. The two schedules are published in full and are worth comparing side by side:

    How the UK and US schedules differ

    Both countries protect against most of the same infections, and the childhood course is broadly similar in its first year. The differences are concentrated in the timing of the second measles dose, in the teenage vaccines, and in a handful of vaccines that one country gives routinely and the other does not. The table below covers the differences rather than the full schedule.

    Swipe the table sideways or rotate to compare →

    VaccineUnited StatesUnited Kingdom
    Measles, mumps and rubella (MMR)12 to 15 months and 4 to 6 years12 months and 18 months, given as MMRV
    Chickenpox (varicella)12 to 15 months and 4 to 6 years12 months and 18 months, combined with MMR since January 2026
    Hepatitis ARoutine from 12 monthsNot routine. Travel and risk groups only
    Hepatitis BDose at birth, then further doses in infancyNo birth dose. Given at 8, 12 and 16 weeks within the six in one
    HPVTwo doses from 11 to 12, three if started at 15 or olderOne dose at 12 to 13, given in school
    Meningococcal BNot routine. Discussed with 16 to 23 year oldsRoutine for babies. Not offered to teenagers
    Meningococcal ACWY11 to 12 years and 16 years13 to 14 years, plus catch up for new university students
    Teenage boosterTdap at 11 to 12. Includes whooping coughTd/IPV at 13 to 14. Tetanus, diphtheria and polio only
    BCG (tuberculosis)Not givenOffered to babies at higher risk
    FluEveryone from 6 monthsChildren aged 2 and 3 and school aged children. Adults only in defined risk groups
    ShinglesFrom 5065 and 70, with catch up to 79
    Whooping cough in pregnancyEvery pregnancy, plus boosters for close contactsOffered in pregnancy. Not offered to other family members

    Schedules change. Check the NHS schedule and the CDC schedules for the current position before making decisions.

    Why the second MMR dose is given earlier in the UK

    This is the most important difference for young children. In the United States the second dose of MMR is usually given between four and six years of age, before starting school. In the UK it is now given at 18 months, having previously been at three years and four months.

    The reason matters. Measles is one of the most infectious diseases known, cases have been rising across the UK, Europe and the United States, and young children have the highest risk of serious complications including pneumonia and inflammation of the brain. Bringing the second dose forward closes a window when children are both vulnerable and starting to mix in nursery settings.

    If your child had their first MMR in the United States and is now over 18 months, they may be due their second dose sooner than you expect. Check rather than waiting for an invitation.

    Chickenpox (varicella) is now part of the UK schedule

    Since January 2026, MMR and chickenpox are given together in the UK as a single MMRV vaccine, at 12 months and 18 months. Chickenpox vaccination had not previously been part of the routine UK schedule at all.

    Chickenpox vaccination has been routine in the United States for many years, so most American children will already be protected. Bring those dates with you, because a child who has had two varicella doses in the United States does not need the chickenpox component again. There is also a catch-up programme running for older children in the UK who have neither had chickenpox nor been vaccinated against it, so it is worth asking where your child sits.

    Hepatitis B: there is no birth dose in the UK

    American babies are given a dose of hepatitis B vaccine at birth, usually before leaving hospital. British babies are not. Hepatitis B is included in the six in one vaccine given at eight, twelve and sixteen weeks, so protection arrives by a different route and a little later.

    The exception is a baby whose mother carries hepatitis B, who is vaccinated at birth here as well and followed up afterwards. If you are expecting a baby in the UK and are used to the American approach, it is worth knowing this in advance rather than asking for it in the delivery room. A birth dose can be arranged privately if you would prefer to follow the American schedule.

    Why hepatitis A is not routine in the UK

    In the United States, hepatitis A vaccination is given to all children from 12 months. In the UK it is offered only to specific risk groups and to travellers, so most British children and adults have never had it.

    Hepatitis A spreads easily through contaminated food and water and through close personal contact. It causes liver inflammation that can last for months, and it is more severe in adults than in children. It is also very effectively prevented by two doses that give long lasting protection.

    If your family was vaccinated in the United States, you are covered and there is nothing to do. If you have children born here, or you are planning travel outside northern Europe, it is worth considering privately.

    BCG and tuberculosis

    BCG protects against tuberculosis and is not used in the United States at all, so most American parents will never have encountered it. In the UK it is offered to babies at higher risk, usually those living in an area where tuberculosis is more common or whose parents or grandparents were born in a country with a high incidence. It is not offered to every baby, and if yours is offered it, this is the reason.

    We give BCG to babies and children at the clinic. That covers children who would have qualified on the NHS but were never offered it, families moving on to or spending extended time in a country where tuberculosis is common, and parents who simply want their child protected. Children under six can be vaccinated straight away. Above that age a tuberculosis screening test is needed first, to check the child has not already been exposed, which means a second visit. It is worth asking before your child turns six if it is something you are considering.

    HPV vaccination: one dose here, two or three in the US

    Both countries vaccinate against HPV, which prevents cervical cancer and several other cancers in both sexes, but the number of doses differs. The UK now gives a single dose, offered in school at 12 to 13 to all children. American guidance is two doses starting at 11 to 12, or three if the course begins at 15 or older.

    A child who has already had a dose in the United States will usually be counted as covered under the UK schedule, though it is worth confirming with your GP rather than assuming. If you expect to return to the United States, completing the American course is the safer course, since a single dose may not be accepted there. Consent for the school dose is requested by the school, so watch for it in the same way as for the other teenage vaccines.

    Do UK teenagers need the MenB vaccine?

    The UK gives MenB to babies but not routinely to teenagers. American guidance takes the opposite view for older teenagers, recommending a discussion about MenB vaccination for young people aged 16 to 23, particularly those heading to college.

    The logic behind the American position applies just as well here. Meningococcal B disease is rare but moves fast and can be fatal within hours, and rates peak in late teens and young adults living in halls of residence or shared student housing. Older teenagers who were vaccinated as infants in the UK, and those who missed MenB entirely because they were born in the United States, are both worth reviewing before university.

    MenB is available privately. If you have a teenager approaching sixth form or university, this is a conversation to have well before they move out rather than in the week they leave.

    Does the UK give Tdap to teenagers?

    Not in the form you would recognise. The UK teenage booster is Td/IPV, given at around 13 to 14 in school, and it covers tetanus, diphtheria and polio. It does not contain the whooping cough component, so it is not the equivalent of the American Tdap given at 11 to 12.

    In practice this means whooping cough protection in the UK comes from the infant course and from vaccination in pregnancy, and is not topped up in adolescence as it is in the United States. If your teenager needs a documented Tdap for a US school, a summer camp or a move back home, it can be arranged privately.

    Flu vaccination for adults: who the NHS covers

    American adults are used to being offered a flu vaccine every autumn regardless of age or health. The NHS approach is narrower, and healthy adults under 65 are not included.

    Free NHS vaccination goes to those at greatest risk. That broadly means adults aged 65 and over, pregnant women, people with certain long term conditions, carers, people who live with someone who is immunosuppressed, and frontline health and social care staff. Children are covered by a separate programme. Two and three year olds are offered vaccination at their GP practice, and school aged children are usually offered it at school as a nasal spray rather than an injection, which most children much prefer. Consent is requested by the school, so watch for the request in the same way as for the teenage vaccinations.

    Many adults outside those groups choose to pay for a flu vaccine anyway, either at a pharmacy or a private GP clinic, and the reasoning is usually as much about the household as the individual. Adults who are not vaccinated are a common route by which flu reaches a baby too young to be vaccinated, or an elderly grandparent. Vaccination from early October gives good cover through the season.

    Can you get the shingles vaccine at 50 in the UK?

    The United States recommends shingles vaccination from age 50. The NHS offers it at 65 and 70, with a catch up for people aged 70 to 79, and from 50 for those who are severely immunosuppressed.

    Shingles becomes more common and more severe with age, and the nerve pain that can follow it is debilitating and difficult to treat. There is also a growing body of evidence from large population studies suggesting that shingles vaccination is associated with a lower risk of developing dementia. That evidence is observational and has not changed NHS policy, so it is best treated as a possible additional benefit rather than the main reason to vaccinate. It is, however, reasonable to weigh if you are in your fifties and deciding whether to pay privately rather than wait until 65.

    Whooping cough: protecting a newborn

    Both countries vaccinate pregnant women against whooping cough, which passes antibodies to the baby before birth and is the single most effective thing that can be done. The UK offers it from 16 weeks of pregnancy.

    Where the two diverge is what happens around the baby. American guidance encourages cocooning, meaning that fathers, grandparents, older siblings and anyone else in regular close contact are brought up to date with a whooping cough booster, given as Tdap. The NHS does not offer this, and as set out above the UK teenage booster does not contain the whooping cough component either.

    Whooping cough is at its most dangerous in the first weeks of life, before a baby has had any vaccines of their own, and the infection is usually brought into the household by an adult whose childhood immunity has long since faded. Families used to the American approach often want to continue it here, and boosters can be arranged privately for anyone who will be around the baby.

    Do UK schools require vaccination records?

    No. UK schools do not require proof of vaccination for entry, unlike most American states, so nobody will ask you for a record. Your GP practice may send a reminder if a child appears to be behind, but nothing follows it up in the way an American school or paediatric practice would. Because there are also no routine well child visits after the first couple of years, there is no appointment at which somebody would notice, and it is easy to get behind without realising.

    Teenage vaccinations are delivered in school by a separate immunisation service rather than by your GP, so consent forms arrive home in a school bag. If a form is missed, the vaccine is missed, and it will not be picked up automatically at a GP appointment.

    Which US vaccines are not available on the NHS?

    Several vaccines that are routine in the United States are not offered on the NHS, either at all or for your age group. The list in practice is hepatitis A, MenB for teenagers, Tdap boosters for adults and adolescents, flu for healthy adults under 65, and shingles before 65. A hepatitis B birth dose is not given either, other than to babies whose mothers carry the virus, and BCG is limited to babies who meet the risk criteria. All of these can be arranged privately.

    So the sequence when you arrive is simple. Register with an NHS GP, hand over your records, and ask for a review of where each family member sits against the UK schedule. Then decide separately about the vaccines above, because those will never come up on their own.

    At Coyne Medical we see a lot of families in exactly this position. A review of your records against both schedules will usually make clear what is outstanding, what has already been covered, and what is worth adding.

    Common questions about UK vaccinations

    No. The two countries protect against most of the same infections but on different timetables, and a few vaccines differ altogether. The clearest difference is the second measles dose, given at 18 months in the UK and usually between four and six years in the United States. Hepatitis A is routine for American children and not for British ones, and MenB is given to British babies but to American teenagers. A child arriving partway through one schedule will rarely map neatly onto the other, so it is worth having the records reviewed rather than assuming.

    No. Unlike most American states, UK schools do not ask for immunisation records as a condition of entry. A GP practice may send a reminder if a child appears to be behind, but nothing follows it up in the way an American school or paediatric practice would, and because there are no routine well child visits there is no appointment at which somebody would notice. Teenage vaccinations are delivered in school by a separate immunisation service, and consent requests often arrive by email, so a missed request means a missed vaccine. It is worth checking where your children stand rather than waiting to be prompted.

    Not usually, provided you have the dates and the vaccine names. A UK GP can map an American record onto the UK schedule and identify what is genuinely outstanding. Repeating a dose is sometimes recommended where a record is missing, unclear, or lists a product that is unfamiliar here, and that is usually safe, though it may not have been necessary. This is why it is worth bringing the full record rather than a summary, and handing it in when you register.

    No. The UK teenage booster is Td/IPV, given at around 13 to 14 in school, which covers tetanus, diphtheria and polio but not whooping cough. It is therefore not equivalent to the American Tdap given at 11 to 12. Whooping cough protection in the UK comes from the infant course and from vaccination during pregnancy, and is not topped up in adolescence. A Tdap can be arranged privately if your teenager needs one documented for a US school, a camp or a move back to the United States.

    Several. Hepatitis A, MenB for teenagers, Tdap boosters for adults and adolescents, flu for healthy adults under 65, and shingles before the age of 65 are all routine or widely available in the United States but not offered on the NHS. BCG is offered here only to babies who meet the risk criteria. A hepatitis B birth dose is also not given, other than to babies whose mothers carry the virus, since hepatitis B is covered later within the six in one vaccine. All of these can be arranged privately at a GP clinic or, for some, at a pharmacy.

    Not free on the NHS, in most cases. Free vaccination is limited to defined groups, broadly adults aged 65 and over, pregnant women, people with certain long term conditions, carers, household contacts of people who are immunosuppressed, and frontline health and social care staff. Healthy adults under 65 fall outside that, but can pay for a flu vaccine at a pharmacy or a private GP clinic. Many people choose to do so to protect others in the household, particularly babies too young to be vaccinated and elderly relatives.

    Not on the NHS unless you are severely immunosuppressed. The NHS programme offers shingles vaccination at 65 and 70, with a catch up for people aged 70 to 79, which is later than the American recommendation of vaccination from 50. It is available privately from 50 if you want it. Alongside preventing shingles itself and the nerve pain that can follow, there is growing observational evidence linking shingles vaccination to a lower risk of dementia, although that evidence has not changed NHS policy.

    The NHS does not offer this, but many families moving from the United States choose to continue the practice they are used to. American guidance encourages cocooning, meaning that parents, grandparents and older siblings are brought up to date so that the newborn is surrounded by protected adults. Whooping cough is most dangerous in the first weeks of life, before a baby has had any vaccines, and it is usually introduced into a household by an adult whose own childhood immunity has faded. Boosters can be arranged privately for anyone who will be in close contact with the baby.

    British Society for Genetic Medicine  ·  European Atherosclerosis Society  · 
    Independent Doctors Federation

    As seen in BBC, The Guardian, Women’s Health, The Times and Tatler

    For educational purposes. This article is written by a practising GP and is intended to inform, not replace a consultation with your own doctor. It does not constitute medical advice. A note on clinical guidelines: Coyne Medical is an independent private clinic. Our approach is guided by the best available evidence, tailored to each individual. This may go beyond standard NHS or NICE guidance, which is designed for population-level care and weighted by resource constraints.

  • Bowel cancer: risk factors, genetic testing and screening explained

    Bowel cancer: risk factors, genetic testing and screening explained

    Bowel cancer is the third most common cancer in the UK, affecting men and women in roughly equal numbers. But many cases are preventable, and when it is caught early, survival rates are high. This guide covers what raises your risk, how inherited gene mutations are involved, and what screening is available.

    In this guide

    What causes bowel cancer?

    No single thing causes bowel cancer. For most people it comes down to a combination of genetics, lifestyle, age, and chance. Cases are most common after 45, but we are seeing a significant rise in bowel cancer in younger adults. Cases under 50 are predicted to double in the next ten years, which is one reason why earlier screening and genetic testing matter more than they used to.

    The good news is that bowel cancer is often slow to develop. The process from a normal bowel cell to a polyp to a cancer typically takes over ten years. That window is an opportunity. Identifying risk early, and screening at the right time, gives us a real chance to detect cancers before they cause symptoms, and in some cases to prevent them altogether.

    Family history and genetic risk

    Family history

    Having a parent or sibling with bowel cancer more than doubles your risk. If a close relative had polyps removed, your risk may also be elevated by as much as 35%. Family history matters even when there is no known genetic mutation, and it should always be factored into decisions about when to start screening.

    Inherited gene mutations

    Around 5% to 10% of bowel cancers are caused by an inherited fault in a gene. These mutations account for around 35% of bowel cancers diagnosed under the age of 50. The main conditions to know about are:

    Lynch syndrome is the most common inherited cause of bowel cancer. It is caused by mutations in one of five genes: MLH1, MSH2, MSH6, PMS2, and EPCAM. These genes normally produce proteins that repair errors in DNA. When they do not work properly, errors accumulate in bowel cells over time, making cancer more likely. Bowel cancer risk in Lynch syndrome ranges from around 12% to 75% by age 75, depending on which gene is affected. Lynch syndrome is also linked to cancers of the womb, ovaries, stomach, kidneys, and other organs, so a family history of any of these is relevant.

    Familial adenomatous polyposis (FAP) is caused by a mutation in the APC gene. It causes large numbers of polyps to develop in the bowel from childhood. Without treatment, up to 90% of people with FAP will develop bowel cancer by age 45. Some APC mutations cause a milder form, with fewer polyps and cancer developing slightly later, on average around age 54.

    MUTYH-associated polyposis (MAP) is caused by mutations in the MUTYH gene. People are usually only significantly affected if they inherit two faulty copies of the gene, one from each parent. The lifetime bowel cancer risk with two MUTYH mutations is estimated at between 43% and 100%. People with one faulty copy may also have a modestly increased risk.

    Other rarer mutations linked to bowel cancer risk include POLE, POLD1, MSH3, and NTHL1.

    Other health factors

    People with type 2 diabetes have a 22% to 33% higher risk of bowel cancer than those without. Inflammatory bowel disease, particularly ulcerative colitis, also raises risk. Previous radiotherapy to the abdomen or pelvis is another factor worth flagging to your GP.

    Lifestyle risk factors

    Alcohol

    Around two units of alcohol per day is associated with roughly a 4% increase in bowel cancer risk. As with most cancers, risk increases with the amount consumed.

    Weight and body fat

    Being overweight increases the risk of bowel polyps and bowel cancer. Weight carried around the abdomen is particularly significant. Visceral fat, the fat stored around the internal organs, is more metabolically active and more directly linked to cancer risk than fat stored under the skin. Waist measurement gives a rough guide, but an MRI body composition scan provides a more accurate picture.

    Exercise

    Regular physical activity has a meaningful protective effect. Brisk walking for 30 minutes five days a week can lower bowel cancer risk by up to 50%. This is one of the largest modifiable risk reductions available for any common cancer.

    Smoking

    Current smokers have around a 21% higher risk of bowel cancer compared to people who have never smoked.

    Diet

    Processed meat, including sausages, bacon, and ham, is associated with increased bowel cancer risk. High-quality unprocessed red meat eaten once or twice a week is likely to carry much lower risk as part of a balanced diet. A diet high in fibre supports a healthy gut microbiome and is recommended by the World Cancer Research Fund as a way to reduce bowel cancer risk. There is also some evidence that calcium-rich foods may be protective.

    Symptoms to know about

    Most bowel cancers found through screening are detected before any symptoms appear. But knowing the warning signs matters. See a GP promptly if you notice any of the following. None of these automatically means cancer, but all of them should be investigated.

    Bleeding from the back passage. Blood in your stools. A change in how often you go to the toilet, or persistent diarrhoea or constipation. Unexplained weight loss. Persistent tiredness without an obvious cause. A pain or lump in your abdomen.

    Screening options

    At-home stool testing

    Stool testing looks for tiny amounts of blood in a sample, invisible to the naked eye, that can indicate bleeding from the bowel. A small sample is collected at home, placed in a tube, and posted to a laboratory. A positive result doesn’t mean you definitely have cancer, but it means further investigation, usually a colonoscopy, is recommended.

    The NHS in England currently offers at-home stool testing to people aged 54 to 74, every two years, sent automatically to your registered address. People aged 75 and over can request a kit. Those at higher risk due to a known inherited condition may be offered earlier or more frequent testing.

    At Coyne Medical, we offer at-home stool testing from age 45, earlier than the NHS programme. We also use a lower detection threshold than the NHS standard, which means we identify more potential cases at an earlier stage. Testing is available every year rather than every two years. Annual testing in large studies has been shown to reduce the risk of dying from bowel cancer by around 33% over 30 years. The cost is £84, including the kit, results, and a free GP follow-up consultation for any abnormal result. You can add the test to any GP consultation and we include it with all our Health Screening Packages.

    Colonoscopy

    Colonoscopy is the most thorough bowel cancer screening test available, with a sensitivity of around 95% and the ability to both detect and remove polyps in the same procedure. Long-term data shows it can reduce bowel cancer incidence by 31% to 71% and mortality by 65% to 88%.

    A thin flexible camera is passed through the bowel, allowing direct inspection of the entire bowel lining. If polyps are found they can be removed immediately, which reduces future cancer risk. The preparation involved, a special diet and bowel-clearing medication beforehand, puts some people off, but the procedure itself is usually well tolerated. There is a very small risk of complications, around 4 to 8 in 10,000 procedures. For people not eligible for NHS colonoscopy, private costs are typically around £1,900 to £2,200. Some international health insurance policies cover colonoscopy screening as standard.

    Both FIT testing and colonoscopy are well-supported by evidence, and both UK and US guidelines agree these are the two options with the most benefit. The right choice depends on your circumstances. Colonoscopy is preferred for people with a higher-risk family history, a known gene mutation, or previous polyps. Annual FIT testing is a very reasonable starting point for people at average risk who want a non-invasive option. Your GP can help you decide.

    People with a confirmed high-risk inherited mutation such as Lynch syndrome are typically recommended colonoscopy every two years from age 25 rather than stool testing alone.

    Multi-Cancer Early Detection: TruCheck

    TruCheck is a blood test that detects circulating tumour cells shed by cancers into the bloodstream before symptoms develop. It screens for over 70 cancer types from a single blood draw, including bowel cancer. It is not a replacement for FIT testing or colonoscopy but adds an additional layer of detection, particularly useful for people who want comprehensive early cancer surveillance. It is generally suitable for people aged 40 and over without a prior cancer diagnosis.

    Multi-Cancer Early Detection →

    Genetic testing for inherited risk

    Genetic testing used to be reserved for people who clearly met high-risk criteria. But research shows this approach misses around half of people who carry a harmful mutation. Only about 5% of people in the UK with Lynch syndrome have been diagnosed. For each person identified, there is an opportunity not just to help them but to alert their relatives, who have a 50% chance of carrying the same mutation.

    At Coyne Medical, we offer genetic testing to everyone, not just those who meet the NHS criteria.

    Who should particularly consider it

    A personal or family history of bowel cancer, especially under age 50. Multiple relatives on the same side of the family with bowel cancer or related cancers such as womb, ovarian, or stomach cancer. A family history of ten or more bowel polyps. A known mutation in the family. Even without a clear family history, genetic testing is worth considering as part of a comprehensive health assessment.

    What a positive result means

    A positive result does not mean cancer is inevitable. What it does is change what screening makes sense for you, and opens up options that can significantly reduce your risk. For someone with an MLH1 mutation, for example, daily aspirin taken for two years has been shown to reduce bowel cancer risk by 60%. Colonoscopy screening from age 25 allows polyps to be found and removed before they become cancers. Some women with Lynch syndrome choose to have their womb removed after completing their family, to reduce the risk of endometrial cancer. Knowing your result puts these options within reach.

    What a negative result means

    No harmful mutations were found in the tested genes. This is genuinely reassuring, though it does not eliminate all bowel cancer risk if you have a strong family history. Appropriate screening based on your other risk factors should continue.

    Protecting your family

    When one person discovers a gene mutation, they can share that information with relatives who can then be tested themselves. Many people find real comfort in knowing they have given their children or siblings the chance to get ahead of something that might otherwise go undetected.

    Vaccinations on the horizon

    The University of Oxford is currently developing a cancer prevention vaccine for people with Lynch syndrome. This is one example of how rapidly the science is moving. Knowing your genetic risk now may open the door to treatments and prevention strategies that do not yet exist.

    At Coyne Medical we offer an inherited cancer risk panel covering 35 genes including all of the Lynch syndrome genes, APC, and MUTYH, available as an at-home saliva test from £650 or an in-clinic blood test from £900. Our Advanced Genetic Screen covers 55 genes and also includes a pharmacogenomics report, it is included as standard in our Ultimate health screening package.

    Inherited cancer risk panel →

    Advanced genetic screen →

    Support and further information

    Lynch Syndrome UK is a patient-led organisation providing information, support, and advocacy for people affected by Lynch syndrome. Lynch Choices offers support from testing through to diagnosis and information on screening and preventive therapies. The Royal Marsden Hospital provides a detailed Beginner’s Guide to Lynch Syndrome online. PolyposisPatient offers peer support for all polyposis conditions. Bowel Cancer UK provides information and helpline support for anyone affected by bowel cancer.

  • Can you prevent breast cancer? Risk, screening and genetic testing explained

    Can you prevent breast cancer? Risk, screening and genetic testing explained

    Breast cancer affects 1 in 7 women over their lifetime. But risk is not uniform, and early detection changes outcomes dramatically. This guide covers what raises your risk, what the latest screening tools can offer, and when genetic testing should be part of the picture

    What causes breast cancer?

    No single thing causes breast cancer. For most women, it comes down to a mix of genetics, hormones, lifestyle, and chance. The good news is that many risk factors can be identified, and some can be changed.

    Breast cancer is the most common cancer in UK women. Around 150 new cases are diagnosed every day. 1 in 7 women will be diagnosed with breast cancer during their lifetime. Survival has improved a lot in recent years, mainly because of better treatments and earlier diagnosis. Stage 1 breast cancer now has a five-year survival rate above 98%. That figure drops significantly when cancer is found later, which is why screening matters so much.

    Family history and genetic risk

    Family history

    If your mother, sister, or daughter has had breast cancer, your own risk is roughly double the average. The risk is higher if they were diagnosed under 50, or if several relatives on the same side of the family have been affected. It is also worth knowing that breast cancer genes can be passed down through male relatives, who may carry a mutation without ever developing the disease themselves.

    Inherited gene mutations

    About 5% to 10% of breast cancers are caused by an inherited fault in a gene. The most well known are BRCA1 and BRCA2. Women with a BRCA1 mutation can have a lifetime breast cancer risk of up to 90%. Other genes, including PALB2, CHEK2, and ATM, also raise risk, though usually by a smaller amount. These gene faults do not cause cancer directly. What they do is make it harder for the body to repair DNA damage over time, which means errors in cells are more likely to build up into cancer.

    Hormonal factors

    Starting periods early or reaching menopause late both mean more years of oestrogen exposure, which is linked to a modest increase in breast cancer risk.

    The relationship between HRT and breast cancer has caused a lot of confusion, but the evidence is now much clearer. Combined HRT, which includes both oestrogen and a synthetic progesterone, does carry a small real increase in risk. The estimate is around ten extra cases per 1,000 women taking it for up to 14 years from age 50. Body-identical progesterone (sometimes called Utrogestan or micronised progesterone) appears to carry much less risk, and current evidence suggests the increase may be close to zero in the first five years of use. Women who take oestrogen alone, because they have had a hysterectomy, are not thought to have any meaningful added breast cancer risk from HRT. If you are weighing up HRT and are worried about breast cancer, your GP should look at your full risk picture rather than giving a blanket answer.

    Lifestyle risk factors

    Alcohol

    Even moderate drinking raises breast cancer risk. Around two units a day, roughly a single glass of wine, is linked to about a 9% increase in risk. That is a bigger rise than most people expect, and larger than the risk from combined HRT.

    Weight and body fat

    Being overweight after the menopause increases risk. Fat tissue produces oestrogen, and higher oestrogen levels after the menopause are linked to breast cancer. Weight carried around the middle is particularly important. Visceral fat, the fat stored around your internal organs, is more hormonally active than fat under the skin, and more directly linked to cancer risk. This is why knowing your body composition, not just your weight, matters.

    Exercise

    Regular exercise reduces risk. Brisk walking for 30 minutes, five days a week, can lower breast cancer risk by up to 12%.

    Smoking

    Current smokers have around a 10% higher risk compared to people who have never smoked.

    Having children and breastfeeding

    Women who have had children have a lower overall risk than those who have not. Breastfeeding adds further protection, probably because it delays the return of periods.

    Previous radiotherapy

    If you have had radiotherapy to your chest, for example for lymphoma, this raises your breast cancer risk. Let your GP know so they can factor it into your screening plan.

    Breast density

    Breast density is one of the less talked about risk factors, even though it affects up to half of women over 40.

    Dense breast tissue means your breasts contain more fibrous and glandular tissue relative to fat. This matters for two reasons. First, women with the highest density category have roughly double the breast cancer risk of women with mostly fatty breast tissue. Second, dense tissue and potential cancers both appear white on a mammogram, which means dense breasts can hide problems that mammography might otherwise catch.

    Breast density can only be seen on a mammogram. It has nothing to do with how your breasts feel. We have written a dedicated guide that covers what dense breasts mean for your screening choices and what options are available at Coyne Medical.

    Understanding dense breasts →

    Symptoms to know about

    Most breast cancers are found through screening before any symptoms appear. But it is still important to know what to look out for. See a GP promptly if you notice any of the following. None of these automatically means cancer, but all of them should be checked.

    A lump or swelling in the breast, upper chest, or armpit. A change to the skin, such as puckering or dimpling. Redness or a change in colour of the breast. A nipple that has become newly inverted or changed shape. A rash or crusting around the nipple. Unusual discharge from either nipple. A change in the size or shape of the breast that you cannot explain.

    Screening options

    NHS mammography

    The NHS invites women aged 50 to 71 for a mammogram every three years. Mammography uses low-dose X-rays and can detect cancers before they are large enough to feel. If you think you may have missed an invitation, you can find your nearest NHS breast screening centre online and self-refer. Women identified as higher risk through family history may be offered NHS screening from age 40 instead.

    Why starting earlier makes sense

    The UK starts breast screening later than most comparable countries. There is strong evidence that annual mammography from age 40 can reduce the risk of dying from breast cancer by around 25% over ten years. At Coyne Medical, annual mammography from 40 is included as standard in our Complete and Ultimate health screening packages. Mammograms are mildly uncomfortable but only take a few minutes. Modern machines use a very low radiation dose, similar to about seven weeks of natural background radiation.

    Breast ultrasound

    Ultrasound uses sound waves rather than radiation and is particularly useful for women with dense breasts. It can find cancers that mammography misses, and it can tell the difference between solid lumps and fluid-filled cysts. At Coyne Medical, breast ultrasounds are carried out by Dr Neil Upadhyay, a Consultant Radiologist at Imperial College Healthcare NHS Trust with specialist expertise in breast imaging.

    Book a breast ultrasound →

    Breast MRI

    MRI is the most sensitive test available for breast cancer detection. It is recommended for women at high risk, such as those with a confirmed BRCA1 or BRCA2 mutation, or women who have had radiotherapy to the chest. The European Society of Breast Imaging also recommends MRI for women with dense breasts who have additional risk factors, such as a significant family history. It is not used for general population screening because of cost and a higher rate of false alarms, but for the right patient it offers much greater sensitivity than mammography alone. If you have dense breasts and other risk factors, speak to your GP about whether MRI is appropriate for you.

    Multi-Cancer Early Detection: TruCheck

    TruCheck is a blood test that looks for tumour cells that have broken off from a cancer and entered the bloodstream, before any symptoms have appeared. It screens for over 70 types of cancer from a single blood draw.

    The evidence for breast cancer detection is particularly strong. In a 2022 study by Crook et al., published in the journal Cancers, the test correctly identified breast cancer with a sensitivity of over 92% across a population of more than 9,000 participants. A follow-up clinical study found similar results.

    TruCheck Multicancer Early Detection Blood test is generally suitable for people aged 40 and over who have not previously been diagnosed with cancer. People aged 35 to 39 with a strong family history or a known gene mutation can also be considered. It is not a replacement for imaging but adds an extra layer of detection.

    Multi-Cancer Early Detection →

    Genetic testing for inherited risk

    Genetic testing used to be offered only to people with a clear family history of cancer. But research now shows this approach misses nearly half of people who carry a high-risk mutation. Mutations can run through male relatives who never develop breast cancer. Relatives may have died young before any cancer appeared. Families may simply be small, with no obvious pattern to notice.

    At Coyne Medical, we offer genetic testing to everyone, not just those who meet a high-risk threshold. We know fewer than 5% of people in the UK with a high-risk mutation have been identified. We want to help you find any inherited risk early.

    Who should particularly consider it

    A personal or family history of breast or ovarian cancer, especially under age 50. Several affected relatives on the same side of the family. Male relatives with breast, prostate, or pancreatic cancer. Ashkenazi Jewish heritage, which carries a higher rate of BRCA1 and BRCA2 mutations in the population. A known mutation in the family. If any of these factors apply to you, it is worth finding out.

    What a positive result means

    A positive result does not mean you will get cancer. What it does is change what screening makes sense for you, and opens the door to options that could significantly reduce your risk. Women with a BRCA1 mutation, for example, are offered annual mammography and MRI by the NHS from age 30, and may be candidates for medication or surgery that can cut breast cancer risk by over 95%.

    What a negative result means

    No harmful mutations were found in the tested genes. This is genuinely reassuring. It does not eliminate all breast cancer risk, particularly if you have a strong family history, but it is meaningful information. You should still continue appropriate screening based on your other risk factors.

    What about male relatives?

    Half of people who carry a BRCA1 or BRCA2 mutation are male. Men with these mutations have a raised risk of prostate cancer, male breast cancer, and pancreatic cancer. A man with a BRCA2 mutation has up to a 60% lifetime risk of prostate cancer, more than eight times the population average. Male relatives in families affected by breast or ovarian cancer should consider testing too.

    At Coyne Medical we offer an inherited cancer risk panel covering 35 genes, available as an at-home saliva test from £650 or an in-clinic blood test from £900. Our Advanced Genetic Screen covers 55 genes and also includes a pharmacogenomics report. Genetic testing is included as standard in our Ultimate health screening package.

    Inherited cancer risk panel →

    Advanced genetic screen →

    Support and further information

    If you have concerns about your breast cancer risk or about inherited breast cancer in your family, the following organisations can help. The National Hereditary Breast Cancer Helpline offers support for people at risk of hereditary breast cancer. Breast Cancer Now is a leading UK charity with information and a clinical nurse helpline. Jnetics focuses specifically on prevention and diagnosis in the Jewish community. Peer support groups for people with BRCA and other gene mutations are also available online and can be a valuable source of connection alongside clinical advice.

  • Understanding dense breasts

    Understanding dense breasts

    If you’ve been told you have dense breasts after a mammogram, you may have questions about what it means and whether you need to do anything differently. This guide explains what breast density is, why it matters for cancer detection, and what your options are.

    What are dense breasts?

    Breast tissue is made up of a mixture of fat, fibrous tissue, and glandular tissue. Breast density refers to the proportion of fibrous and glandular tissue relative to fat, as seen on a mammogram. The more fibrous and glandular tissue you have, the denser your breasts are considered to be. On a mammogram test your breast tissue will appear more white.

    Density is graded on a four-point scale, from A (almost entirely fatty) through to D (extremely dense). Categories C and D are generally referred to as dense. Up to half of women over 40 years of age have dense breast tissue, so if you have been told your breasts are dense, you are far from alone. Density is a normal biological characteristic, not a disease or abnormality in itself.

    Why breast density matters

    There are two distinct reasons why breast density is clinically relevant, and it is worth understanding both.

    The first is cancer risk. Dense breast tissue is independently associated with a higher risk of developing breast cancer. Women with category D density have roughly double the risk of breast cancer compared to women with category B tissue. The reasons are not fully understood, but this association is well established in the research literature and informs screening guidance worldwide.

    The second is mammogram sensitivity. Dense tissue and potential cancers both appear white on a mammogram, which means that dense tissue can obscure abnormalities that might otherwise be detectable. Studies suggest that between 30% and 50% of cancers may not be visible on mammogram in women with dense breasts. This is sometimes called the masking effect.

    These two factors together mean that if you have dense breasts, your standard mammogram may be both less reassuring and less complete than it would be for someone with fatty tissue.

    What the guidance says

    The European Society of Breast Imaging published updated guidance in 2022 recommending that women with dense breasts be informed about the limitations of mammography and offered additional imaging, either ultrasound or MRI, depending on their overall risk profile. In the United States, mammogram facilities are now legally required to report breast density to patients so they can make informed decisions about supplemental screening. Extra screening is also routine in other European countries including France.

    UK guidance has been slower to formalise this, but the clinical case for supplemental imaging in women with dense breasts is well supported by the evidence, and an increasing number of women are seeking private assessment outside the NHS screening programme as a result.

    Your options for supplemental screening

    For most women with dense breasts who are at average or slightly elevated risk, breast ultrasound is the recommended first step beyond mammography. It uses sound waves rather than radiation, is non-invasive, and is particularly good at distinguishing between solid masses and fluid-filled cysts in dense tissue. It can detect cancers that are not visible on mammogram.

    For women at higher than average risk, for example, those with a strong family history of breast cancer, a breast MRI is the most sensitive available test. Your GP can help you discuss whether MRI screening is appropriate for your situation.

    If you are unsure which option is right for you, a GP consultation is a good starting point. Understanding your full risk picture, including family history and any relevant genetic factors, will help you and your doctor decide on the most appropriate next step.

    How Coyne Medical can help

    We offer breast ultrasound at our Fulham clinic with Dr Neil Upadhyay, a Consultant Radiologist with specialist expertise in breast imaging. Appointments are available on a private self-pay basis without a GP referral, though we would always recommend discussing your results with a GP who knows your full history.

    If you would like to understand your broader cancer risk before or alongside breast imaging, our genetic cancer testing service covers 35 inherited cancer risk genes including BRCA1 and BRCA2, with results reviewed by a Coyne Medical GP.

    Book a breast ultrasound →

    FAQs

    You may be told in your mammogram report. In England, NHS mammogram letters do not routinely tell you about breast density. At Coyne Medical we always request this extra information in your mammogram report, if you are using a different private provider do ask them about this. If you are unsure what your report says or what it means for you, bring it to a GP consultation and they can help you interpret it in the context of your overall health history.

    Yes. Breast density typically decreases with age and tends to reduce after the menopause, partly because falling oestrogen levels lead to a reduction in glandular tissue. Hormone replacement therapy can maintain or increase density in some women. It is worth being aware that your density category at one screening may not reflect your density at the next.

    Yes. Breast ultrasound uses sound waves and does not involve ionising radiation, making it safe to repeat as often as clinically indicated. It is the same technology used in pregnancy ultrasound scans and has an extensive safety record.

    No. The majority of women with dense breasts do not develop breast cancer. Density is one risk factor among several, and having it does not make cancer inevitable. What it does mean is that your standard mammogram may not give you the full picture, and supplemental imaging is worth considering.

    There is no reliable way to significantly reduce breast density through lifestyle changes, though maintaining a healthy weight and limiting alcohol may have a modest effect for some women. The most important thing is not to try to change your density, but to make sure your screening approach accounts for it.

    Genetic testing is a separate consideration from breast density, though for some women the two are relevant at the same time. If you have dense breasts and a family history of breast or ovarian cancer, or if you are of Ashkenazi Jewish heritage, genetic testing for BRCA1, BRCA2, and other inherited cancer risk genes is definitely worth discussing with your GP. At Coyne Medical, we offer inherited cancer risk panels as a standalone service or as part of our health screening packages. We offer this to all women regardless of family history, as studies show about half those that test positive for a gene like BRCA1 do not have a worrying family history.

    Book a 30-minute Discovery Call with one of our GPs. We will talk through your health history, your concerns and your goals, and recommend the right programme for you.
    The £250 fee is fully credited against any health screening package you go on to book.

  • What your mouth can tell you about your health

    What your mouth can tell you about your health

    Most people think of oral health as something their dentist handles. Bleeding gums, cavities, the occasional check-up. What most people do not know is that the health of your mouth has a direct and well-evidenced connection to your heart, your immune system, and your metabolic health. What happens in your mouth does not stay there.

    The bacteria that cause gum disease do not simply sit in your gums. They enter your bloodstream. They have been found inside the walls of arteries. They trigger inflammatory signals that affect your heart, your blood sugar, and your immune response. Research shows that treating gum disease reduces a key marker of systemic inflammation by an amount comparable to some dedicated lifestyle interventions. This is not a fringe idea. It is increasingly recognised as one of the most overlooked connections in medicine.

    At Coyne Medical, we include an oral health screen as part of the Ultimate Health Screening for exactly this reason. This guide explains what the test looks at, what the results mean, and why your mouth is worth including in any serious health assessment.

    What the oral health screen measures

    The test is simple. During your GP assessment, we use a small cotton swab to collect a saliva sample. That sample is then applied to a test card and analysed on the spot. No laboratory, no waiting weeks for results. The findings feed directly into your overall results consultation.

    The sample is measured across seven markers.

    P. gingivalis is the main bacterium responsible for gum disease. It is also the organism most directly linked to cardiovascular and gut consequences of oral inflammation. Researchers have found it not just near arterial plaques but inside them. The test shows whether levels are within the good range, poor, or very poor.

    MMP-8 is an enzyme your immune system releases when gum tissue is under attack. Raised levels indicate active inflammation in the gums, often before you have noticed any symptoms yourself.

    Salivary pH measures how acidic your mouth is. A pH between 6.5 and 8.5 supports a healthy balance of bacteria. A more acidic environment lets harmful bacteria thrive and protective ones retreat.

    Buffering capacity is your mouth’s ability to neutralise the acids that bacteria produce. When this is low, the risk of enamel erosion increases and the conditions for an imbalanced bacterial environment are in place.

    Nitric oxide is a molecule that plays a role in keeping blood vessels healthy and blood pressure regulated. Part of it is produced through activity in the mouth, which makes salivary nitric oxide a useful window into cardiovascular and metabolic health.

    Salivary proteins are part of your mouth’s first line of defence against infection and inflammation. Low levels suggest that defence is reduced.

    Salivary glucose, a good picture of metabolic health.

    All seven results are reviewed by your Coyne Medical GP alongside your cardiovascular markers, metabolic blood results, and full clinical picture. That is what makes the findings meaningful rather than just numbers on a page.

    Why oral health affects the rest of your body

    Your heart

    Gum disease increases the risk of coronary heart disease by roughly 25 to 35 percent. The bacteria responsible for gum disease can enter the bloodstream through inflamed gum tissue and travel to the arteries, where they contribute to the build-up of plaques. They also trigger the production of inflammatory molecules that drive that process further. These are the same inflammatory signals that cardiologists spend significant effort trying to reduce.

    Studies have shown that treating gum disease lowers a widely used marker of inflammation in the body by a meaningful amount after six months of treatment. That is a real clinical effect from addressing something that needed treating anyway.

    Your blood sugar

    The relationship between gum disease and type 2 diabetes runs in both directions. High blood sugar creates an environment in which harmful oral bacteria thrive. And in turn, chronic inflammation from gum disease makes it harder for the body to regulate blood sugar effectively. Treating gum disease has been shown to improve blood sugar control in people with type 2 diabetes. The mouth is part of the metabolic picture.

    Your immune system

    Your mouth is home to over 700 species of bacteria, making it the second most diverse microbial environment in the body after the gut. When that balance tips toward a harmful mix, the effects do not stay local. You swallow around 1.5 litres of saliva every day, and whatever bacteria are living in your mouth travel with it. Harmful oral bacteria have been found in inflamed gut tissue. Chronic oral inflammation also primes immune cells in ways that can amplify inflammatory responses throughout the body.

    Understanding your results

    Each of the seven markers is rated across a range from good to very poor, with reference values in the report. A result outside the optimal range is not a diagnosis. It is a signal worth understanding in the context of everything else your health screen has found.

    Some patterns that commonly come up and what they tend to suggest:

    Elevated P. gingivalis alongside raised inflammatory markers elsewhere in the blood results points toward gum disease as an active contributor to systemic inflammation. The starting point is almost always a dental review and professional periodontal assessment.

    Low buffering capacity combined with a poor salivary pH often reflects frequent consumption of acidic foods or drinks, and can also indicate dehydration or mouth breathing, both of which carry broader health implications worth discussing.

    Low nitric oxide, particularly alongside elevated blood pressure or cardiovascular risk markers, adds a useful piece to the cardiovascular picture. Increasing dietary nitrate through vegetables has good evidence in this context and is something your GP can discuss with you at the results consultation.

    Low salivary proteins can reflect immune suppression, chronic stress, or nutritional factors. It is most useful when considered alongside the full screening picture rather than in isolation.

    High salivary glucose levels match closely to your blood glucose levels, we can correlate these with your blood results.

    What happens next

    Where all six markers are within normal ranges, no specific action is needed beyond maintaining good oral hygiene and seeing your dentist regularly.

    Where results fall outside optimal ranges, your Coyne Medical GP will discuss the findings at your results consultation. Depending on what is found, this may include a referral to a dentist or periodontist for professional assessment, dietary changes targeting specific markers, further investigation of relevant blood markers, or a follow-up review at three to six months.

    The oral health screen does not replace dental care. Its role is to make sure that meaningful signals in your mouth are not missed in the gap that tends to exist between medical and dental medicine

    Frequently asked questions

    Is the oral health screen a dental test? No. It is a health screen that uses saliva to look at markers connected to cardiovascular risk, inflammation, and metabolic health. It complements your dental care but does not replace it. All results are reviewed by a Coyne Medical GP, not a dentist.

    Do I need to have gum disease for this to be relevant to me? No. Many people with elevated oral inflammatory markers have no symptoms at all. The test is most valuable as part of a comprehensive health screen precisely because it can identify signals before they become visible problems.

    Why is this test included in the Ultimate Health Screening? Oral health is one of the most well-evidenced and most overlooked contributors to cardiovascular risk and systemic inflammation. Including it within a comprehensive screen allows the findings to be interpreted alongside cardiovascular, inflammatory, and metabolic data, which is where the clinical value lies.

    What is P. gingivalis and why does it matter? It is the main bacterium responsible for gum disease, and the one most directly linked to effects beyond the mouth. It has been found inside arterial plaques and in inflamed gut tissue. Most people have never heard of it, but it is one of the more significant organisms in the body from a systemic health perspective.

    Will my results be shared with my dentist? Not automatically. The report belongs to you, and many patients choose to share it with their dentist as a starting point for a conversation about their gum health. Your Coyne Medical GP can help you understand what to share and how.

    Is a saliva test accurate enough to be clinically useful? The test measures specific biochemical markers directly from saliva and is designed for use in clinical settings. It does not replace a full laboratory periodontal analysis, but as a systemic risk indicator within a comprehensive health screen and interpreted by a GP alongside other clinical findings, it provides genuinely useful information.

    A note from Dr Lucy Hooper

    Medicine and dentistry are treated as separate disciplines, but the biology does not respect that division. Your gut begins in your mouth. Inflammatory signals from your gums enter your bloodstream. Bacteria from your oral environment travel to your arteries and your gut. Yet in most medical settings, the mouth is simply not examined.

    We added the oral health screen to the Ultimate screening because we want to close that gap. Not to become dentists, but to make sure that when we are reviewing someone’s cardiovascular risk or their inflammatory markers, we are not ignoring something significant and treatable happening upstream. For some patients, what we find in their saliva will be the most actionable result in the whole screen.

    Discover the Ultimate Health Screening

    The oral health screen is one part of the Coyne Medical Ultimate Health Screening. It sits alongside whole body MRI, VO2 max testing, pharmacogenomics, a 55 gene inherited cancer risk panel, and a full advanced blood panel. Find out what is included and how to book.

    British Society for Genetic Medicine  ·  European Atherosclerosis Society  · 
    Independent Doctors Federation

    As seen in BBC, The Guardian, Women’s Health, The Times and Tatler

    For educational purposes. This article is written by a practising GP and is intended to inform, not replace a consultation with your own doctor. It does not constitute medical advice. A note on clinical guidelines: Coyne Medical is an independent private clinic. Our approach is guided by the best available evidence, tailored to each individual. This may go beyond standard NHS or NICE guidance, which is designed for population-level care and weighted by resource constraints.

  • Gut Microbiome Testing: How Your Gut Health Affects Weight, Mood & IBD

    Gut Microbiome Testing: How Your Gut Health Affects Weight, Mood & IBD

    Is Your Gut Controlling Your Health? Why Gut Microbiome Testing is a Game-Changer

    Just 1% of the DNA in our body is human, the rest belongs to the large community of microbes that live within our body. The richest area is in the gut. The gut microbiome is about much more than digestion, it has impacts on your metabolism, cancer risk, mood and much more. Read on to learn what your gut microbiome does and how gut microbiome testing could improve your health.

    What is Your Gut Microbiome (And Why Does It Matter)?

    The bacteria in your gut are not just passengers along for the ride, they have their own metabolism and complex connections. When you consume fibre, these bacteria digest it and produce short-chain fatty acids (SCFAs), like butyrate, propionate, and acetate. These SCFAs

    These SCFAs are critical for your health. They:

    • Act as the main energy source for your gut lining.
    • Help maintain your “intestinal barrier,” keeping unwanted substances out of your bloodstream.
    • Regulate inflammation throughout your body.
    • Influence your lipid and glucose metabolism.

    Understanding ‘Dysbiosis’: When Good Guts Go Bad

    A healthy gut microbiome is balanced, it contains a wide variety of different species. This is important because the bacteria help to support each other, and make the microbiome more resilient. There are some key bacteria that we know are usually beneficial and associated with good health. Dysbiosis is the term used to indicate loss of healthy microbiome balance. This has impacts well beyond the gut and is associated with a wide range of chronic diseases, including obesity, type 2 diabetes, inflammatory bowel disease, cardiovascular disease, and even neurodegenerative disorders.

    The Surprising Link: How Gut Health Affects Your Weight and Diabetes Risk

    If you struggle with your weight, your microbiome might be a factor. Dysbiosis is linked to obesity and T2DM in several ways:

    1. Increased Energy Harvest: Some bacteria are too good at their job. They possess enzymes that break down indigestible fibres, extracting more calories from your food, which promotes weight gain.
    2. “Leaky Gut” and Inflammation: The microbiome has vital roles in keeping the gut barrier intact. The gut wall stops unwanted bacteria and other substances getting inside the body. A damaged gut barrier allows bacterial components, like lipopolysaccharide (LPS), to “leak” into your bloodstream. This triggers chronic, low-grade inflammation, chemical messengers trigger insulin resistance and metabolic syndrome. These changes to the metabolism mean it is easier to gain weight and harder to lose it. 

    Hormone Disruption: Your gut microbes can even alter the secretion of satiety signals like GLP-1. Made famous by weight loss medicines, like Mounjaro and Ozempic, GLP-1 is a key chemical signal to tell us we have had enough to eat.

    Beyond Weight: Is Your Gut Linked to Inflammatory Bowel Disease?

    Gut microbiome changes can affect our body in many ways. 

    Inflammatory Bowel Disease (IBD): We can actual spot specific patterns of gut organisms, microbiome signatures, which are linked to the future onset of inflammatory bowel disease such as Crohn’s disease. These changes can be seen up to 5 years before symptoms appear. This includes a decrease in anti-inflammatory bacteria. Bacteria like Roseburia intestinalis for example can increase the number of regulatory T cells, these cells are part of the immune system and help to control inflammation throughout the body. If you are lacking these ‘good’ bacteria it increases inflammation levels. ‘Bad’ bacteria like Ruminococcus torques, cause their impact by degrades the protective layer of mucus which lines the gut and helps protect it’s surface cells.

    The Gut-Brain Axis:Depression & Mental Illness

    We all know that familiar feeling of butterflies in the stomach before an exam. The links between our brain and gut are strong and multiple. We are now learning more about how these links go beyond nerves to include changes to chemical messengers in the bloodstream and brain. We know probiotics and a Mediterranean diet can be an important component of depression treatment, the microbiome is a key part of why those treatments work. 

    Studies show major differences in the gut bacteria of people with depression. This includes a reduction in anti-inflammatory, butyrate-producing bacteria like Faecalibacterium and Coprococcus. Increased numbers of bacteria such as Eggerthella have been linked to causing mood disorders like depression, they may work by changing the amounts of brain chemicals such as tryptophan and serotonin.

    Cancer: from inflammation to DNA damage

    We know that gut dysbiosis can impact your risk of cancer in multiple ways. 

    • Chronic inflammation
      • Many of the changes we see in dysbiosis cause changes to the level of inflammation both in the gut and through immune system and chemical signals throughout the body.
      • These systems go well beyond the gut to the brain, oral microbiome and the whole body.
    • Genotoxins
      • Bacteria such as Fusobacterium nucleatum are one change seen in dysbiosis. These are termed harmful bacteria because they produce toxins (e.g. colibactin). These ‘genotoxins’ can cause direct damage to the DNA in the cells of the gut lining. DNA damage is a critical step in allowing the cells to become cancerous.
        • This process has been especially flagged as perhaps being key to early-onset colorectal cancers, those occurring under 50 years of age.  
    • Slowing the immune response
      • Cytotoxic T cells, are a specific type of immune system cell that play a key role in killing harmful things such as bacteria, but also tumour (cancer) cells. In dysbiosis the changes can mean that the T cells are fewer and less effective at killing cancer cells. 
    • Beyond the gut
      • Dysbiosis does not just affect your colorectal (bowel) cancer risk. It has also been linked to cancers of the breast, lung, liver, pancreas, prostate, cervix, urinary tract, skin, lymphoid tissues, and acute myeloid leukaemia.

    The Gut-Autoimmune Connection: Is Your Immune System Being Confused?

    Your gut and immune system are closely intertwined, they are constantly communicating with each other. Your gut is the largest part of the body in contact with the outside world, so it makes sense that up to 80% of your immune cells are found in the gut to protect your body from invaders like unhealthy bacteria. When you have a healthy microbiome balance the gut helps regulate the immune system, so it can differentiate between friend (your own body and good bacteria) and foe (pathogens). 

    When dysbiosis occurs, two key things can happen:

    1. Systemic Inflammation: An unbalanced microbiome drives chronic, body-wide inflammation.
    2. “Leaky Gut”: The intestinal barrier can be disrupted, allowing bacteria and metabolites to “leak” into the circulation.

    This combination can confuse the immune system, leading it to mistakenly attack your body’s own tissues. This is the hallmark of autoimmune diseases like:

    • Type 1 Diabetes: The loss of the gut barrier is well-documented as a trigger for the T-cell response, these are your own immune cells. In Type 1 Diabetes they attack beta cells in your pancreas that produce insulin. Destruction of your beta cells mean you can no longer produce your own insulin and need lifelong therapy.
    • Rheumatoid Arthritis: Dysbiosis (like an increase in Prevotella copri bacteria) triggers the body to produce antibodies against it. But unfortunately the antibodies that are made to fight Prevotella can then make your immune system start to attack the joints, in a process called ‘molecular mimicry’. 
    • Multiple Sclerosis (MS): Strong links exist between dysbiosis and MS onset. The dysbiosis means there are less healthy bacteria, which digest fibre to produce butyrate. Lower butyrate levels means the gut barrier and the blood-brain barrier are disrupted, this lets more inflammatory cells reach the bloodstream and brain.

    How Do You Test Your Gut Microbiome? The Answer is ‘Shotgun Metagenomics’

    We can not take the guesswork out of your gut health. We now have the technology to let you test your gut microbiome. This is analysed by a fully UKAS-accredited laboratory.

    The test is simple:

    1. You collect a stool sample conveniently at home using the provided kit.
    2. The lab uses a powerful technology called “shotgun metagenomics”.
    3. Unlike older methods, this technique sequences all the DNA present. This allows us to identify not just the bacteria, but also fungi and viruses. It doesn’t rely on growing or culturing them in a lab.

    Your comprehensive report will then give you personalised, actionable insights and recommendations based on your unique results. If you are interested in discussing your gut health then make an appointment to see one of our doctors today for a consultation. The Gut Microbiome Test can be added to your GP consultation or health screening, the Test fee is £311, which includes the collection kit, sample delivery, laboratory analysis and personalised report.

    5 Actionable Ways to Improve Your Gut Microbiome Health Today

    While your test results will give you personalised targets, you can start supporting your microbiome right now with these evidence-based steps:

    1. Eat More Fibre: Aim for diverse, plant-based foods. The recommendation is for 30g per day, the average UK intake is about 18g so most of us have room for improvement.
    2. Try Prebiotics: These are foods that feed your good bacteria, not to be confused with probiotic supplements. Think garlic, onions, chicory root (Inulin), and Jerusalem artichokes. These contain special fibres which can’t be digested by us but instead are digested by our gut bacteria.
    3. Eat Fermented Foods: Add yogurt, kefir, and other fermented products to your diet. Find your favourite and make it a regular part of your nutrition routine. Kimchi is another firm favourite, check out this Dr Rupy recipe for inspiration.
    4. Exercise Regularly: Both aerobic and resistance training have been shown to improve gut biodiversity.
    5. Avoid Smoking and Limit Alcohol: both are well known to be harmful to gut microbiome health and it’s important to limit alcohol and avoid smoking altogether.

    British Society for Genetic Medicine  ·  European Atherosclerosis Society  · 
    Independent Doctors Federation

    As seen in BBC, The Guardian, Women’s Health, The Times and Tatler

    For educational purposes. This article is written by a practising GP and is intended to inform, not replace a consultation with your own doctor. It does not constitute medical advice. A note on clinical guidelines: Coyne Medical is an independent private clinic. Our approach is guided by the best available evidence, tailored to each individual. This may go beyond standard NHS or NICE guidance, which is designed for population-level care and weighted by resource constraints.

  • Are You Worried About Statin Side Effects? Why 47% of Patients Stop Their Medication

    Are You Worried About Statin Side Effects? Why 47% of Patients Stop Their Medication

    Have you been prescribed a medication, like a statin, and worried about side effects? Did you stop your medication? Or maybe you never even started it.

    Traditionally doctors have relied on a ‘trial and error’ approach to medication.

    The “Trial-and-Error” Gamble with Statin Prescriptions

    Over 5 million people in the UK are prescribed statin medication every year. But we know that approaching 50% of patients stop them in the first year, or never even get their tablets.

    Either experiencing side effects or worry about them are two of the biggest reasons for this. This is a big problem for your health. Cardiovascular disease is the leading cause of death, but a massive 80% of cardiovascular disease is preventable. Controlling lipids with medications like statins is a key weapon to prevent deaths from cardiovascular disease.

    What is Pharmacogenomics (PGx)? The End of “One-Size-Fits-All” Medicine

    Pharmacogenomics analyses your DNA, looking at specific genes which dictate how your body responds to medicines. We have excellent detailed data that can predict how your body will metabolise drugs. This impacts not just whether the drug is effective, but also the risk of nasty side effects.

    In the clinic we take a simple blood sample which is analysed in a specialist genetic laboratory in Germany. The result gives us a detailed profile of your pharmacogenomics.

    How a Simple Genetic Test Can Predict Your Body’s Response to Statins

    The SLCO1B1 gene in your DNA codes for making a protein that is vital in controlling the metabolism of statins by your liver. We all have slightly different copies of this gene, called polymorphisms.

    Up to 36% of people tested have a copy of SLCO1B1 with decreased function. This means that the body has trouble clearing statins from the bloodstream to be metabolised by the liver. This means levels of the statin drug can build up in the blood stream, and cause side effects such as muscle pain and inflammation.

    A Patient Story: Replacing Statin Fear with Confidence

    In the clinic we can check your pharmacogenomic profile before starting medication. This means we can then choose a statin or other cholesterol lowering medicine which is much safer for you. You will be less likely to experience side effects and the drug is also more likely to be effective.

    We had a patient recently who wanted to start a statin to reduce their long-term risk of heart disease, they had read a lot about people experiencing muscle pain. As a really fit and active person they didn’t want anything which would impact their busy lifestyle. Their pharmacogenomic profile showed they have decreased SLCO1B1 function and were at high risk of side effects with the most commonly prescribed statins, atorvastatin and simvastatin. We were able to choose a low dose of rosuvastatin for them, this is the most effective and safest choice for them.

    Take the Guesswork Out of Your Heart Health

    We are incredibly lucky to be alive in a time where medical advances give us the chance for preventative healthcare. This chance was denied to many generations before us.

    We know though that many patients worry about taking medications, especially about unwanted side effects. Pharmacogenomics is a key tool we can use make sure you get the right medication. We can go from ‘trial and error’ to a truly personalised cardiovascular disease prevention plan.

    Interested in finding out your pharmacogenomic profile and what real-life personalised medicine means? We’d love to help you, so book today or get in touch.

    British Society for Genetic Medicine  ·  European Atherosclerosis Society  · 
    Independent Doctors Federation

    As seen in BBC, The Guardian, Women’s Health, The Times and Tatler

    For educational purposes. This article is written by a practising GP and is intended to inform, not replace a consultation with your own doctor. It does not constitute medical advice. A note on clinical guidelines: Coyne Medical is an independent private clinic. Our approach is guided by the best available evidence, tailored to each individual. This may go beyond standard NHS or NICE guidance, which is designed for population-level care and weighted by resource constraints.

  • The Complete Doctor’s Guide to Your Weight Loss Injection Journey

    The Complete Doctor’s Guide to Your Weight Loss Injection Journey

    Welcome to the start of your treatment journey. Embarking on a new path to manage your weight is a significant step, and we are here to support you. We are fortunate to be in a time when we have these powerful medicines to help weight loss. We have seen the most success in our patients when combined with positive and sustainable lifestyle changes. We want you to succeed, we’ve created this guide for getting the most out of your treatment safely and effectively.

    Your First Steps: Dosing, Titration, and What to Expect

    Understanding Your Dosing Schedule (Titration)

    Your dose will start low and be gradually increased over several weeks or months. This process, called titration, is essential. It allows your body to adapt to the medication, which significantly reduces the intensity of potential side effects. Please follow the prescribed schedule and do not increase your dose faster than recommended. Some patients may even benefit from a slower titration, especially if you have troublesome side effects, talk to your doctor to see if this might work for you.

    How to Manage Common Side Effects on Wegovy and Mounjaro

    Most side effects are mild and tend to improve as your body adjusts. We’ve gathered a few tips that can make those first few weeks easier. If you are concerned about your side effects at any time please talk to your doctor for personalised advice.

    Tips for Dealing with Nausea and Indigestion

    Nausea is the most common side effect, it affects up to 70% of people. Eating smaller, blander meals (e.g., toast, rice, bananas) can help. To avoid indigestion and reflux, try to avoid very fatty, greasy foods and an excess of fizzy drinks. Over-the-counter indigestion remedies like Gaviscon can be used if needed.

    Managing Constipation and Fatigue in the First Few Weeks

    The medication can slows down your gut, and cause constipation. Ensure you are drinking plenty of water and eating high-fibre foods. If this isn’t enough, speak to your doctor about gentle remedies. Some patients also feel more tired initially; prioritising good sleep and gentle movement can help boost energy levels. Fruit is a great choice for people on these medicines, the natural sugars can give a good energy boost, plus fibre will help regulate your gut. Some people worry about the “sugar” in fruits, but it is not the same as sugars in processed foods. To get the most benefit eating fruit whole though is much better for you than juices or smoothies.

    The Best Diet Plan for Weight Loss Injections

    Your nutrition is vital for not just your long term success but also your overall health. These medicines will reduce your appetite, if you are eating much less than usual then it becomes even more important to choose the best foods for your body.

    The Importance of Protein, Fibre, and Hydration

    Aim to drink plenty of water throughout the day to stay hydrated. This can also help with fatigue or feeling light-headed. Include fruit, vegetables, and whole grains to boost fibre, which supports gut health and energy. If you want to check your fibre intake, we’ve got a quick online score here, which is a good place to start. Prioritise protein-rich foods (e.g., chicken, fish, eggs, Greek yoghurt) in your meals and snacks, as protein helps you feel fuller for longer. We all know how important protein is for keeping a healthy muscle mass. When people lose a significant amount of weight they often lose muscle. Trying to minimise muscle loss is important, this is because in the long term a healthy muscle mass will help to ensure you have good metabolic health and stay a healthy weight. If you feel your appetite increasing then make sure you start with a high-protein food.

    Foods and Drinks to Avoid to Minimise Side Effects

    As mentioned, very fatty, greasy foods and sugary, fizzy drinks are common triggers for bloating, nausea, and indigestion. Listen to your body and take note of any foods that cause you discomfort.

    A Note on Alcohol Consumption and Cravings

    Be mindful of your alcohol consumption. Alcohol contains a significant number of calories which can hinder your progress. Furthermore, some people find their tolerance to alcohol changes, or that it can worsen side effects like acid reflux. Interestingly many patients report they don’t desire alcohol as much on these medicines. This is likely from how they affect our ‘reward’ pathways in the brain. We’ve seen similar positive effects on other addictions like gambling. Many people also notice their cravings or “food noise” are much less.

    Lifestyle, Exercise, and Your Mental Wellbeing

    We want our patients to be succesful for the long term. We have seen this is more likely to happen when these injections are used as part of a complete plan including your lifestyle, exercise and psychological wellbeing.

    Finding an Exercise Routine That Works for You

    Increasing your activity is crucial and can help you remain on the lowest effective dose. This isn’t just about going to the gym. Daily movement is very important, think about how you can make your life active, rather than just a few sessions per week. Take the stairs, go for a walk on your lunch break, or enjoy active hobbies. Every step counts!

    What to Do When You Hit a Weight Loss Plateau

    Weight loss is not always a straight line. It is normal to have weeks where your weight loss stalls. We recommend using other measurements alongside regular weigh-ins, simple at-home tests include measuring your waist and hips with a tape measure. There are also lots of great options for ‘smart’ scales that estimate body fat and muscle mass. Focus on “non-scale victories” like your clothes fitting better, having more energy, or improved health markers, and discuss any concerns with your doctor.

    Navigating Social Events and Eating Out

    Social events centred around food can feel challenging. Plan ahead: look at menus online to choose a lighter option, consider ordering a starter as your main course, eat slowly, and focus on the social connection rather than just the food.

    Looking After Your Mental Health During Your Journey

    Adjusting to changes in your body can be an emotional process. Be mindful of your mental health. Simple things like daily walks, talking to supportive friends, or seeking professional support can be incredibly beneficial. Some people find support from sharing their journey with friends, others prefer to keep it private. Either option is absolutely fine.

    A Practical Guide to Your Medication

    Here are the essential practicalities for handling your medication safely and confidently.

    How to Inject Wegovy, Saxenda, and Mounjaro Safely

    It is vital that your injections come from a regulated UK pharmacy to ensure they are genuine and safe. Using the correct injection site is also important for absorption and comfort. Please refer to the manufacturer’s official guidance for your specific medication.

    Forgot Your Injection? What to Do for a Missed Dose

    The advice for a missed dose varies between medications. Always refer to the patient information leaflet that comes with your medication for precise instructions, or contact us at the clinic if you are unsure.

    Managing Your Prescriptions and Travelling with Your Medication

    Always ensure you order your repeat prescriptions in good time, especially before holidays or if you are planning to travel. Our patients may contact us by email to reception@coynemedical.com with prescription requests. It is helpful to share an up-to-date weight at the same time so we can monitor your progress. We usually recommend a doctor’s review at least every 3 months to ensure you get the most from your medicines.

    Safe Disposal: Using Your Sharps Bin Correctly

    You must use a dedicated sharps bin to safely dispose of your used needles and pens. You can buy these easily through online retailers or from your pharmacy. When full sharps bins must be safely disposed of, your pharmacy or local council should be able to advise on how to do this.

    Long-Term Success: Maintenance, Stopping, and Overall Health

    Thinking about the future is an important part of your journey. Here’s how to plan for sustainable, long-term health.

    Important Drug Interactions to Be Aware Of (Thyroid, HRT, etc.)

    Ensure your doctor is aware of all medicines you take. These injections can affect the absorption of some oral medications, so it’s particularly important to discuss if you are taking medication for your thyroid, on HRT, or use the oral contraceptive pill.

    Planning to Stop or Reduce Your Dose? Read This First.

    As you approach your target weight, work with your doctor to create a plan. Some patients benefit from a slow dose reduction, while others may stay on a lower maintenance dose long-term to prevent weight regain. Having a robust plan for your nutrition and exercise is essential during this phase.

    The Role of Vitamins and Long-Term Health Monitoring

    If you are on the medication long-term, we may recommend occasional blood tests to check your nutritional status. A good quality multivitamin and a Vitamin D supplement are sensible for most, but please discuss this with your doctor first.

    This is a collaborative journey. Please never hesitate to contact us with any questions or concerns. We are here to help you achieve your health goals.

    British Society for Genetic Medicine  ·  European Atherosclerosis Society  · 
    Independent Doctors Federation

    As seen in BBC, The Guardian, Women’s Health, The Times and Tatler

    For educational purposes. This article is written by a practising GP and is intended to inform, not replace a consultation with your own doctor. It does not constitute medical advice. A note on clinical guidelines: Coyne Medical is an independent private clinic. Our approach is guided by the best available evidence, tailored to each individual. This may go beyond standard NHS or NICE guidance, which is designed for population-level care and weighted by resource constraints.

  • Major Changes to the Childhood Vaccination Schedule: What Parents Need to Know

    Major Changes to the Childhood Vaccination Schedule: What Parents Need to Know

    Big changes are coming to the UK’s childhood vaccination schedule, including a new appointment at 18 months. Here’s what it means for your child — and why at Coyne Medical we already recommend one of the key changes: an earlier second dose of the MMR vaccine.


    What’s Changing in the NHS Childhood Vaccination Programme?

    The UK Government and the Joint Committee on Vaccination and Immunisation (JCVI) have announced significant updates to the childhood vaccination schedule. Many changes begin rolling out from July 2025, with further changes from January 2026, aimed at improving early childhood protection and simplifying immunisation.


    Key Changes

    From July 2025:

    • Meningitis B vaccine: Second dose moved from 16 to 12 weeks
    • Pneumococcal vaccine (PCV13): First dose delayed to 16 weeks
    • Hib/Men C vaccine (Mentorix): Removed due to discontinuation
    • Selective neonatal Hepatitis B dose: No longer offered at one year

    From January 2026:

    • New 18-month appointment introduced:
      • A fourth dose of the 6-in-1 vaccine (DTaP/IPV/Hib/Hep B)
      • Second MMR dose moved forward from 3 years 4 months to 18 months

    Key Changes

    These updates follow clinical evidence and supply changes, reflecting the growing importance of early protection. Moving the second MMR dose earlier has been shown to improve overall uptake and provide better protection during toddlerhood, when outbreaks can spread quickly.


    Our Approach at Coyne Medical

    At Coyne Medical, we already recommend giving the second MMR dose at 18 months — particularly in response to increased cases of measles and mumps in London. This proactive approach:

    • Provides earlier protection against these highly contagious illnesses
    • Reduces the risk of complications, especially in children attending nurseries or starting school
    • Enhances community immunity, helping to protect vulnerable individuals

    A Special Note: Catch-Up for Children Who Missed MMR

    During the COVID-19 pandemic, many families experienced disruptions to routine vaccinations and some children may have missed one or both MMR doses.

    Why this matters:

    • Measles can cause serious complications including pneumonia and brain inflammation (encephalitis)
    • Mumps, especially when contracted after puberty, can lead to orchitis (inflammation of the testicles) in boys and infertility in rare cases
    • Rubella poses a particular danger to unborn babies if contracted during pregnancy

    What parents can do:

    • Check your child’s vaccination record — especially if they were born between 2018 and 2021
    • Book a catch-up appointment — it’s never too late. We offer catch-up MMR vaccinations for children, teens, and adults
    • Be aware of symptoms: swollen salivary glands (parotitis), fever, and fatigue in an unimmunised child could indicate mumps — speak to your GP immediately

    Catching up now is vital to prevent complications and reduce transmission, especially in schools and crowded settings.


    We’re Here to Help

    Whether you’re following the standard NHS schedule, catching up after delays, or wanting the most up-to-date protection — we’re here to support your family. Contact us or call us directly to speak to a doctor about your child’s vaccinations, review their record, or book an MMR catch-up.

    Note: For parents with concerns about MMR vaccine safety, the University of Oxford has detailed information available.

    British Society for Genetic Medicine  ·  European Atherosclerosis Society  · 
    Independent Doctors Federation

    As seen in BBC, The Guardian, Women’s Health, The Times and Tatler

    For educational purposes. This article is written by a practising GP and is intended to inform, not replace a consultation with your own doctor. It does not constitute medical advice. A note on clinical guidelines: Coyne Medical is an independent private clinic. Our approach is guided by the best available evidence, tailored to each individual. This may go beyond standard NHS or NICE guidance, which is designed for population-level care and weighted by resource constraints.