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  3500-500 B.C
-Earliest people to keep accurate records
-Identified some specific diseases
-Used Medicines to heal disease
-Splinted fractures - 
  
  400 B.C.
-Began the study of disease
-Hippocrates ("The Father of Medicine" Wrote a code of ethics for physicians-Hippocratic Oath)
-Natural Explanations-Looked for natural causes rather tahn blaming gods or spirits.
-Clinical Observations - 
  
  400-1400 A.D.
-The study of medical science stopped for over 1000 years.
- Medicine practiced only in monasteries and convents.
- Used herbal Medicines.
- There were many plagues and epidemics: Bubonic plague, smallpox, diphtheria, syphilis, and tuberculosis. - 
  
  First strict measures for control of public hygiene instituted by the Romans
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  First Dissection of a human corpse was conducted.
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  1400-1650 A.D.
- Rebirth of science: REnaissance stimulated medical practice just as it did all other European intellectual pursuits. -began scientifically studying medicine again.
-Printing press created "Information superhighway" of it's day.
-Medical schools were built
- Accepted the study of the body by dissection. (as long as the bodies were not 'God-fearing bodies' - 
  
  William Harvey discovered the circulation of blood from heart -back to heart.
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  1670's Bacteria was discovered by Anton Van Leeuwenhoek.
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  First Mercury thermometer was made by Gabriel Fahrenheit in 1724.
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  Edward Jenner developed a vaccine for smallpox.
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  Edward Jenner discovered smallpox had evolved from cowpox.
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  -First doctor to ever use an anesthetic was Joseph Lister
- William T.G. Morton used "ether" as Anesthetic. - 
  
  1849-
Elizabeth Blackwell was the first woman to qualify as a doctor in the U.S. ( She inspired Florence Nightingale to pursue nursing.) - 
  
  Louis Pasteur discovered/invented Pasteurization made milk safe to drink by heating it up before consuming it.
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  1881-
The American Red Cross Foundation started by Clara Barton. - 
  
  Louis Pasteur introduced/discovered the first Rabies vaccination in 1885.
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  William Roentgen discovered/first utilized the X-ray approach in medical history.
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  Sir Alexander Fleming
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  1950's- Jonas Edward Salk discovered the first sucessful polio vaccine.
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  1967-
Christain Barnard performed the world's first heart transplant surgery. (Sucessful) - 
  
  Louise Brown was the first test-tube baby that has survived.
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  Aids gets it's name.
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  The Virus "Aids" was first announced to the world.
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  Dolly the sheep was the first mammal to be cloned by the process of nuclear transfer.