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In 1864, the first barbiturate (barbituric acid) was synthesized.
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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 immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.
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A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.