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Your heart beats over 36 million times a year.
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The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.
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Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.