| A | B |
| Hippocrates | Observation and recording of medicine - oath |
| Galen | Four Humors |
| William Harvey | Heart as a pump |
| Ambrose Pare | Surgery and cauterization |
| Andreas Vesalius | Anatomy - proved Galen wrong |
| Edward Jennner | First Vaccination |
| Anthony van Leeuwnhock | Inventor of a better microscope |
| Florence Nightingale | Worked on cleanliness of hospitals |
| Behring and Ehrlich | Magic bullet |
| Edwin Chadwick | Public Health |
| John Snow | Proved cholera as a water borne disease |
| Joseph Lister | Surgery - aseptic surgery |
| Louis Pasteur | Germ theory - proved bacteria caused disease |
| Robert Koch | Stained bacteria |
| Alexander Flemming | Penicillin |
| Egyptian Idea of illness based on. | Blocked Channels |
| Greek Idea of Illness based on | Four Humours linked to the seasons |
| Roman idea of illness based on | Re-balance Four Humours through use of opposites |