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During this time of the Dark Ages, the cause of sickness and death was believed to be of sin. Anyone who thought otherwise was punished.
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Roger Bacon invents spectacles in 1249
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The Black Death of England killed millions of people in those couple of years. This was caused by unsanitary and dirty conditions.
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Vesalius published findings on human anatomy in De Fabrica Corporis Humani in 1543.
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Zacharius Jannssen invented the microscope in 1590.
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The thermometer was invented by Galileo Galilei.
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William Harvey published a book explaining the circulation of blood to and from the heart.
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Anton van Leeuwenhoek discovered blood cells in 1670.
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James Lind publishes the Treatise of the Scurvy explaining how citrus fruits prevent scurvy.
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Edward Jenner developed a vaccine for smallpox in 1796.
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Rene Laennec invented the stethoscope in 1816.
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James Blundell performed the first successful blood transfusion in 1818.
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Photography was invented by Joseph Nicephore Niepce
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The typewriter was invented by Charles Thurber.
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Elizabeth Blackwell was the first woman to recieve a medical degree in 1849.
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Louis Pasteur began the process of pasteurization of milk to kill bacteria.
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The revolving machine gun was invented by Richard J. Gatling.
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Gregory Mendel established the patterns of heredity in
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Clara Barton founded the American Red Cross in 1881.
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F.A. Muller developes the first contact lenses.
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Wireless communication was invented by Nikola Tesla.
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William Roentgen discovered x-rays in 1895.
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Felix Hoffman developed aspirin.
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Karl Landsteiner first introduced the system to classify blood into A, B, AB, and O groups.
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Maire Curie isolated radium in 1910.
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Earle Dickson invented the Band-Aid in 1921.
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Insulin was first used to treat diabetes in 1922.
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Sir Alexander Flemming discovered penicillin in 1928.
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The Holocaust was a terrible and cruel time, but in the concentration camps, there was lots of scientific, genetic, and medical testing of human beings.
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Bernard Fantus starts the first blood bank in Chicago.
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The ballpoint pen was invented by Laszlo Biro.
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The United States dropped the first atomic bomb on Japan on this day, and a second on the 9th. We developed the technology to create these bombs, and then learned what to do when ti dropped and killed hundreds of thousands of people.
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John Hopps invented the first cardiac pacemaker in 1950.
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Robert S. Ledley invented CAT-Scans in 1975.
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Alec Jeffreys developed the genetic fingerprinting method in 1984.
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On 9/11, we learned more about what to do in emergency situations.
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The Iraq war began on this day, and it taught us a lot about the technology of guns and their effect on the human body, as well as other health defects caused by war.
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Former President George W. Bush vetoes the bill to expand Stem Cell Research on this day.
