Across
- 4. a children's doctor
- 5. a doctor who examines eyes and gives glasses
- 8. catching
- 9. to recover health and strength after illness
Down
- 1. the rules of health
- 2. an injection of mild disease for immunity
- 3. the rapid spread of disease to many people
- 5. branch of medicine for bones joints muscles
- 6. a dentist who straightens teeth
- 7. cannot be passed along to others