Official sources
Each Health Library guide is checked against current published guidance from the NHS, the UK's national health service. Every guide links to the NHS page it relies on, so you can read the primary information yourself.
Guides and their NHS sources
- Anxiety: NHS: Generalised anxiety disorder
- Asthma: NHS: Asthma
- Back Pain: NHS: Back Pain
- Chest Pain: NHS: Chest Pain
- Chickenpox: NHS: Chickenpox
- Common Cold: NHS: Common Cold
- Conjunctivitis (Red or Sticky Eye): NHS: Conjunctivitis
- Cough: NHS: Cough
- Croup: NHS: Croup
- Dehydration in Older People: NHS: Dehydration
- Diarrhoea and Vomiting in Children: NHS: Diarrhoea and vomiting
- Ear Infections: NHS: Ear Infections
- Early Signs of Dementia: NHS: Dementia
- Eczema: NHS: Atopic eczema
- Falls in Older People: NHS: Falls
- Fever in Children: NHS: High temperature (fever) in children
- Flu (Influenza): NHS: Flu
- Hand, Foot and Mouth Disease: NHS: Hand, foot and mouth disease
- Hay Fever: NHS: Hay Fever
- Headaches: NHS: Headaches
- Heartburn and Acid Reflux: NHS: Heartburn and Acid Reflux
- Heat Exhaustion and Heatstroke: NHS: Heat exhaustion and heatstroke
- High Blood Pressure: NHS: High Blood Pressure
- High Cholesterol: NHS: High Cholesterol
- Insomnia (Trouble Sleeping): NHS: Insomnia
- Menopause: NHS: Menopause
- Migraine: NHS: Migraine
- Norovirus (Vomiting Bug): NHS: Norovirus (vomiting bug)
- Sepsis Signs: NHS: Sepsis
- Shingles: NHS: Shingles
- Sinusitis: NHS: Sinusitis
- Sore Throat: NHS: Sore Throat
- Stroke Signs (FAST): NHS: Stroke
- Sudden Confusion (Delirium): NHS: Sudden confusion (delirium)
- Type 2 Diabetes: NHS: Type 2 Diabetes
- Urinary Tract Infection (UTI): NHS: Urinary tract infections (UTIs)
Used across all guides
Emergency numbers
- European Commission: 112, the European emergency number
- Wikipedia: List of emergency telephone numbers (used as a cross-check)
- GOV.UK: Foreign travel advice
- Find A Helpline
Last checked 2026-09-23. General information only, not medical advice.