THE HISTORY OF MEDICINE

SPIRITS (700O B.C)

• Ancient societies drilled holes in people's skulls because it was thought to release the evil spirits that were believed to cause disease

HUMORS (460-377 B.C)

• Greek physician Hippocrates hypothesized that fluids, called humors, cause disease

HERBAL TREATMENT (1300-1353 A.D)

• People use incense in an attempt to cure those with the Black Death, caused by bacteria transmitted by rats' fleas

ANATOMY (1400-1600)

• People begin to study anatomy between the years of 1400 and 1600
• This drawing is an example of anatomy, it was made in the Middle East in 1555

GERM THEORY (1857)

• Louis Pasteur hypothesizes that disease is caused by small "animals"
• There are infectious and no infectious diseases, flu is an example of a a infectious disease, cancer is an example of a no infectious disease
• This theory led to rapid advances in our understanding of disease

ANTISEPTIC TECHNIQUE (1865)

• Joseph lister finds that cleaning his surgical tolls reduces patients' infections

KOCH'S POSTULATES (1883)

• Robert Koch finds four conditions that prove a pathogen causes disease.

APPLYING ANTISEPTIC TECHNIQUE (1900S)

• Cities around the world star treating drinking water with chlorine, which reduces the cases of cholera

ANTIBIOTICS (1928)

• In the year of 1928 sir Alexander Fleming discovered penicillin

POLIO VACCINE (1955)

• Jonas Salk's vaccine against polio becomes available
• The disease is eliminated in the U.As in 1994

NEW DISEASE (2002)

• First cases so SARS, a disease that affects the respiratory system, spring up in China

POLIO COMEBACK

• Worldwide efforts increase to vaccinate people against Polio, in fewer than ten people in the U.S