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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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Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.