Across
- 3. the rapid spread of disease to many people
- 7. a dentist who straightens teeth
- 8. the branch of medicine dealing with the treatment of the bones, joints, and muscles
- 9. a children's doctor
- 10. cannot be passed along to others
Down
- 1. an injection that produces a mild form of a disease in order to help build up an immunity to it
- 2. to recover heath and strength after illness
- 4. catching
- 5. a doctor who examines eyes and prescribes glasses
- 6. the rules of heath