Health Topics Library

Everything explained,
in plain English

Browse our growing library of health topics — each written by Dr Paul, grounded in evidence, and explained clearly without jargon. New articles added regularly.

5
series published
33
articles live now
∞
growing over time
🔍
⚕️ Health education — not medical advice. Anything personally relevant is a conversation for you to have with your GP or healthcare professional.
Cardiovascular Health
Understanding your heart, blood pressure, cholesterol, and risk
7 articles
01
Hypertension (High Blood Pressure)
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02
Cholesterol Explained
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03
How Doctors Estimate Heart Attack Risk
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04
Statins — Benefits & Risks
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05
How to Reduce Cardiovascular Risk with Lifestyle Changes
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06
Salt and Blood Pressure
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07
Do Supplements Lower Cholesterol?
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Practical Health
Diet, sleep, exercise, stress, alcohol and health awareness — the practical foundations of health
7 articles
08
The Mediterranean Diet
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09
Sleep and Your Health
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10
Exercise — the Evidence Base
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11
Stress and the Body
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12
Alcohol — What the Evidence Shows
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32
Breast Awareness — What to Look For
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33
Testicular Awareness — What to Look For
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Digestive Health
Reflux, IBS, IBD, liver disease, coeliac and the evidence behind treatments
9 articles
13
Acid Reflux and GORD
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14
IBD — Crohn's & Ulcerative Colitis
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15
Bloating — Causes and Evidence
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16
Irritable Bowel Syndrome (IBS)
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17
Fatty Liver Disease (MASLD)
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18
Coeliac Disease
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19
Gallstones
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20
Diverticular Disease
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21
Constipation
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Neurological Health
Migraine, headaches, dizziness, memory, dementia and epilepsy — explained
5 articles
22
Migraine
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23
Headaches — Types and Red Flags
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24
Dizziness and Vertigo
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25
Memory, Cognition and Dementia
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26
Epilepsy — What It Is and How It's Managed
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Cancer
Understanding common cancers — diagnosis, treatment, screening and the evidence
5 articles
27
Breast Cancer
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28
Prostate Cancer
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29
Lung Cancer
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30
Bowel (Colorectal) Cancer
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31
Melanoma and Skin Cancer
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⚕️ Everything on helf.school is health education, not medical advice. Anything personally relevant is a conversation for you to have with your GP or healthcare professional.