Semantic Coherence: NHS โ€“ Signal Evidence & AI Readability

NHS

(https://www.nhs.uk) ๐Ÿ“ธ Data Snapshot: May 16, 2026
Semantic Coherence โ€” The Lens

Pull the main entities out of the H1, then check whether they actually recur through the body. A page that announces one thing and then talks about another drifts. Headings with no real sentences underneath read as pseudo-substance.

Semantic Coherence Homepage promise vs. Sub-page reality.
20 Impact Weight: 20 / 100
100% Reputation

There is zero semantic drift between the homepage signal and sub-page substance. The H1 NHS website for England – Find information and services to help you manage your health is perfectly supported by the sub-pages, which offer exhaustive medical advice and service locators. Messaging is consistent, maintaining a public-service tone without shifting toward the private-care cliches (e.g., world-class) found in the industry dictionary.

Semantic Coherence is read from the heading hierarchy first: what each page announces in its H1 and headings, then whether the body actually delivers on it. Below is the structure the engine mapped, followed by the clean text to check for drift between promise and reality.

๐Ÿ—๏ธ Semantic Structure โ€” heading hierarchy & page identity (the promise the page makes)
HOMEPAGE NHS website for England – NHS (https://www.nhs.uk)
Title

NHS website for England – NHS

Meta

Find information and services to help you manage your health.

H1 NHS website for England Find information and services to help you manage your health
H2 Health A to Z
H2 NHS services
H2 Manage your health
H2 NHS services
H2 Featured
H2 More information and advice
H2 Vaccinations
H2 COVID-19
H2 Baby
H2 Women's health
H2 Contraception
H2 Support links
H3 Help from NHS 111
H3 Book a COVID-19 vaccination appointment
H3 Get healthcare cover abroad with a UK GHIC or EHIC
H3 Refer yourself for help for back and joint problems
NAV_HEADER_HEADING_REPEATED_BODY_FOOTER NHS services – NHS (https://nhs.uk/nhs-services/)
Title

NHS services – NHS

Meta

Find out about NHS services such as GPs, pharmacies and hospitals, services near you, and online services to manage your health

H1 NHS services
H2 Top tasks in NHS services
H2 GPs
H2 Hospitals
H2 Dentists
H2 Prescriptions
H2 Pharmacies
H2 Urgent and emergency care services
H2 Mental health services
H2 Vaccination and booking services
H2 Services A to Z
H2 Find your NHS number
H2 About NHS login
H2 Sexual health services
H2 Visiting or moving to England
H2 Opticians and sight tests
H2 Help with health costs
H2 Find your local integrated care board (ICB)
H2 Healthcare for the armed forces community
H2 Getting medical care as a student
H2 How to find an NHS gender dysphoria clinic
H2 If you need help now, and you're not sure what to do
H2 If you think it's an emergency
H2 Support links
NAV_HEADER_HEADING_REPEATED_BODY_FOOTER Health A to Z – NHS (https://nhs.uk/health-a-to-z/)
Title

Health A to Z – NHS

Meta

Find out about conditions, symptoms, medicines, tests and treatments, including what to do and when to get help.

H1 Health A to Z
H2 Conditions A to Z
H2 Symptoms A to Z
H2 Tests and treatments A to Z
H2 Medicines A to Z
H2 Baby
H2 Contraception
H2 Mental health
H2 Pregnancy
H2 Vaccinations
H2 Support links
HEADING_REPEATED_BODY_FOOTER COVID-19 – NHS (https://nhs.uk/conditions/covid-19/)
Title

COVID-19 – NHS

Meta

Read the NHS advice about COVID-19, including its symptoms, looking after yourself at home, how to avoid catching and spreading it, treatments, vaccinations and long-term effects.

H1 COVID-19
H2 Related information about COVID-19
H2 Advice in other parts of the UK
H2 Support links
NAV_HEADER_REPEATED_FOOTER Healthy living – NHS (https://nhs.uk/live-well/)
Title

Healthy living – NHS

Meta

NHS advice about healthy living, including eating a balanced diet, healthy weight, exercise, quitting smoking and drinking less alcohol.

H1 Healthy living
H2 Top tasks in Healthy living
H2 Healthy weight
H2 Exercise
H2 Sleep and tiredness
H2 Eat well
H2 Alcohol advice
H2 Quit smoking
H2 Addiction support
H2 Sexual health
H2 Bone health
H2 Pain
H2 Healthy teeth and gums
H2 Seasonal health
H2 How to wash your hands
H2 When your child is too ill for school
H2 Support links
NAV_HEADER_REPEATED_FOOTER Mental health – NHS (https://nhs.uk/mental-health/)
Title

Mental health – NHS

Meta

Find information and support for your mental health.

H1 Mental health
H2 Top tasks in Mental health
H2 Feelings, symptoms and behaviours
H2 Mental health conditions
H2 Advice for life situations and events
H2 Self-help
H2 Mental health services
H2 Mental health for children, teenagers and young adults
H2 Mental health treatments
H2 Social care, mental health and your rights
H2 Related information
H2 Support links
๐Ÿ“ The Narrative โ€” clean text per page (homepage promise vs. sub-page reality)
HOMEPAGE (https://www.nhs.uk) NHS website for England – NHS
[H1]
NHS website for England
Find information and services to help you manage your health

[H2]
Health A to Z
Find out about conditions, symptoms, medicines, tests and treatments, including when to get help

[H2] NHS services
Find out about NHS services including GPs, pharmacies, prescriptions, hospitals and dentists

[H2] Manage your health

Order a repeat prescription

View your test results

Appointments and bookings at your GP surgery

How to register with a GP surgery

Find your NHS number

[H2] NHS services

Find a pharmacy

Find a dentist

Find a GP

Find NHS talking therapies for anxiety and depression

Find other NHS services

[H3]
Help from NHS 111
If you're worried about a symptom and not sure what help you need, NHS 111 can tell you what to do next.Go to 111.nhs.uk or call 111.For a life-threatening emergency call 999.

[H2] Featured

[H3]
Book a COVID-19 vaccination appointment

If you're eligible for the spring COVID-19 vaccine, you can book a vaccination appointment now

[H3]
Get healthcare cover abroad with a UK GHIC or EHIC

Get or renew your health insurance card to help you get healthcare in the EU and some other countries

[H3]
Refer yourself for help for back and joint problems

Get NHS help from community musculoskeletal (MSK) services, like physiotherapy, for back and joint problems

[H2] More information and advice

[H2]
Vaccinations
Information about vaccinations for babies, children and adults, including why they're important and how to get them

[H2]
COVID-19
Advice about COVID-19, including symptoms, treatments and how to avoid catching and spreading it.

[H2]
Baby
A guide to everything you need to know about caring for a baby

[H2]
Women's health
Information and support on health, wellbeing, conditions and screening

[H2]
Contraception
Information about different types of contraception, including where to get them and how well they work
2165 chars
SUB-PAGE (https://nhs.uk/nhs-services/) NHS services – NHS
[H1] NHS services

Find out about NHS services such as GPs, pharmacies and hospitals, services near you, and online services to manage your health

[H2] Top tasks in NHS services

Find a walk-in COVID-19 vaccination site

Refer yourself for help for back or joint problems

Order a repeat prescription

[H2]
GPs
About GP services, including how to find and register with a local GP and how to book an appointment

[H2]
Hospitals
About NHS hospitals, booking and changing appointments with the NHS e-Referral Service and going into hospital

[H2]
Dentists
About NHS dental services, how to find an NHS dentist and how much treatment costs

[H2]
Prescriptions
Find out about prescriptions including charges, repeat prescriptions and if you can get free prescriptions

[H2]
Pharmacies
Find out how pharmacists can help with medicine and medical advice, and find your nearest pharmacy

[H2]
Urgent and emergency care services
Services the NHS provides if you need urgent or emergency help

[H2]
Mental health services
Find out how to access NHS mental health services and where to get urgent help

[H2]
Vaccination and booking services
About NHS vaccination services, including how to book online, find a walk-in site and change invitation preferences

[H2]
Services A to Z
Use our service finder to find other health services

[H2]
Find your NHS number
Find out how to get your NHS number

[H2]
About NHS login
Find out about NHS login including how to set it up and where you can use it

[H2]
Sexual health services
Find sexual health services, including clinics, contraception and abortion services, and sexually transmitted infection (STI) tests

[H2]
Visiting or moving to England
Advice about using the NHS if you're planning to visit or move to England

[H2]
Opticians and sight tests
Find an opticians and see if you are entitled to free NHS eye tests

[H2]
Help with health costs
Find out about when you need to pay, help when on universal credit, travel costs and personal health budgets

[H2]
Find your local integrated care board (ICB)
Integrated care boards (ICBs) bring together NHS services in your area

[H2]
Healthcare for the armed forces community
Find information for the armed forces community, including veterans, serving personnel, reservists and their families

[H2]
Getting medical care as a student
Find information about looking after your health as a student, including registering with a GP and getting contraception

[H2]
How to find an NHS gender dysphoria clinic
Find information about gender dysphoria clinics (GDCs) in England

[H2] If you need help now, and you're not sure what to do
Go to 111.nhs.uk or call 111

[H2] If you think it's an emergency
Find your nearest A&ECall 999
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SUB-PAGE (https://nhs.uk/health-a-to-z/) Health A to Z – NHS
[H1] Health A to Z

Find out about conditions, symptoms, medicines, tests and treatments, including what to do and when to get help.

[H2]
Conditions A to Z
Find health conditions, including the symptoms and how they're treated

[H2]
Symptoms A to Z
Find symptoms such as types of pain, stomach problems or skin symptoms, and what to do

[H2]
Tests and treatments A to Z
Find out about surgery and procedures, tests, screening and other treatments

[H2]
Medicines A to Z
Find out how your medicine works, how to take it and possible side effects

[H2]
Baby
Find out about caring for a baby

[H2]
Contraception
Find out about types of contraception, and where to get them

[H2]
Mental health
Find information and support for your mental health

[H2]
Pregnancy
Find out about trying for a baby, pregnancy, labour and birth

[H2]
Vaccinations
Find out about vaccinations for babies, children and adults
1007 chars
SUB-PAGE ยท THIN (https://nhs.uk/conditions/covid-19/) COVID-19 – NHS
[H1]
COVID-19

Get NHS advice about COVID-19, including its symptoms and what to do, how to avoid catching and spreading it, treatments, vaccinations and long-term effects.

Symptoms and what to do

How to avoid catching and spreading

Treatments

[H2] Related information about COVID-19

Long COVID

COVID-19 vaccination

COVID-19 rapid lateral flow test

[H2] Advice in other parts of the UK

Scotland โ€“ NHS Inform: COVID-19

www.nhsinform.scot

Wales โ€“ Welsh Government: COVID-19

www.gov.wales

Northern Ireland โ€“ nidirect: COVID-19

www.nidirect.gov.uk
651 chars
SUB-PAGE (https://nhs.uk/live-well/) Healthy living – NHS
[H1] Healthy living

NHS advice about healthy living, including eating a balanced diet, healthy weight, exercise, quitting smoking and drinking less alcohol.

[H2] Top tasks in Healthy living

5 steps to mental wellbeing

Calculate your body mass index (BMI)

[H2]
Healthy weight
Information for adults and children about healthy weight, including advice to help you lose weight

[H2]
Exercise
Exercise guidelines and workouts to help improve your fitness and wellbeing

[H2]
Sleep and tiredness
Reasons why you might feel tired and advice about what you can do to prevent tiredness

[H2]
Eat well
Information and advice about eating a healthy, balanced diet

[H2]
Alcohol advice
Advice and support for cutting down the amount of alcohol you drink

[H2]
Quit smoking
Information and advice to help you stop smoking

[H2]
Addiction support
Help and support for addiction, including drug and gambling addictions

[H2]
Sexual health
Information and advice about sexual health, including contraception and sexually transmitted infections (STIs)

[H2]
Bone health
Advice about keeping your bones healthy

[H2]
Pain
Support and advice to help with your pain

[H2]
Healthy teeth and gums
Information and advice about looking after your teeth and gums

[H2]
Seasonal health
Advice about staying healthy during winter and summer

[H2]
How to wash your hands
Step-by-step guide to washing your hands

[H2]
When your child is too ill for school
Advice about when to keep your child off school or nursery
1675 chars
SUB-PAGE (https://nhs.uk/mental-health/) Mental health – NHS
[H1] Mental health

Find information and support for your mental health.

[H2] Top tasks in Mental health

Get urgent help now for mental health

Find an NHS talking therapies service

[H2]
Feelings, symptoms and behaviours
Read about common feelings and symptoms such as stress, anxiety or a low mood

[H2]
Mental health conditions
Read about specific mental health conditions, such as depression, bipolar disorder or OCD

[H2]
Advice for life situations and events
Advice for you and people you support about mental health in life situations and events, such as pregnancy and bullying at work

[H2]
Self-help
Read about different types of self-help, such as 5 steps to mental wellbeing and breathing exercises

[H2]
Mental health services
Find out how to access NHS mental health services and where to get urgent help

[H2]
Mental health for children, teenagers and young adults
Find advice and support about mental health for children, teenagers, students and parents

[H2]
Mental health treatments
Find out about different types of treatment for mental health problems, including talking therapies and antidepressants.

[H2]
Social care, mental health and your rights
Find information and support about being a carer, receiving social care, accessing mental health services and your mental health rights

[H2] Related information

Every Mind Matters

Autism

Insomnia

Dementia guide

Addiction support
1564 chars