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  Baghdad is where the first pharmacy was established.
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  Discovered difference between small pox and measles
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  He forbade anyone to practice medicine without a license for it
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  Ibn al-Haytham came up with a new explanation of vision/ of the eye.
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  There were thirty-five hospitals in Florence.
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  The black death broke out.
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  The first corpses was dissected by Leonardo da Vinci.
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  Herbal medicine started being used.
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  The microscope was invented by Zacharias Janssen.
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  Blood cells were discovered by Anton van Leeuwenhoek.
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  The stethoscope was invented by Rene Laennec.
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  Germs were said to be a cause of disease by Louis Pasteur.
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  A rabies vaccine was created.
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  X-Rays were discovered by Wilhelm Conrad Roentgen.
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  Insulin was discovered as a way to treat diabetes.
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  A vaccine was developed for whooping cough.
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  Sir Alexander Fleming discovered the medicine penicillin.
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  There was a vaccine discovered to treat the mumps.
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  A vaccine to treat hepatitis A was developed.