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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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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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Cyanide works by making the human body unable to use oxygen.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.