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In 1864, the first barbiturate (barbituric acid) was synthesized.
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The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.
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People about to have surgery must tell their health care providers about all supplements they take.
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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.
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The familiar sounds of your heart are made by the heart's valves as they open and close.