1. Scientific method has helped us in the MAINTENANCE of health.
Hint
2. Now the babies are born in hospitas and there is little LIKELIHOOD of getting any disease.
3. In the past a disease usually spread throughout the COMMUNITY.
5. Scientific method has made the PREVENTION of disease possible.
6. We are more CRITICAL than our forefathers.
7. We are more critical than our ANCESTORS
8. Today we can better explain every HAPPENING.
Hint
