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460 BCE
Hippocrates
Birth of Hippocrates, the Father of Medicine. Greek physician and founder of first university. He based medicine on observation and reasoning rather than superstition. The Hippocratic Oath, that doctors have to take before practicing medicine, is named after him. -
910
Smallpox Discovery
Persian physician Rhazes identifies smallpox and suggests blood as the cause of infectious disease. -
Microscope invented
Dutch lens grinder Zacharius Jannssen invents the telescope. -
Smallpox Vaccine
Edward Jenner develops the process of vaccination for smallpox, the first vaccination for ANY disease. -
Anesthesia
Sir Humphry Davy announces the anesthetic properties of nitrous oxide. -
Blood Transfusions
James Blundell performs the first successful blood transfusion. -
Spreading of Malaria Discovered
Ronald Ross demonstrates that malaria parasites are transmitted via mosquitos. -
Blood Types Discovered
Karl Landsteiner discovers the existence of different human blood types. -
Polio Vaccine
Jonas Salk develops a vaccine for poliomyelitis (Polio). It wasn't available until 1955. -
X-Rays machines
German physicist Wilhelm Conrad Roentgen discovers X-rays.