What you'll learn
How public health and living conditions changed over time.
Key themes
- The Black Death and medieval beliefs (miasma, God).
- 19th-century cholera and John Snow's water-pump discovery.
- Public Health Acts, sanitation and the founding of the NHS (1948).
Exam tips
- Explain what drove improvement (science and government action).
- Track change and continuity across periods.
Common mistakes
- Confusing miasma with germ theory.
- No explanation of why change happened.