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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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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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Famous people who died from poisoning or drug overdose include, Adolf Hitler, Socrates, Juan Ponce de Leon, Marilyn Monroe, Judy Garland, and John Belushi.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.