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Did you know?
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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The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.
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Your heart beats over 36 million times a year.
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In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
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The average office desk has 400 times more bacteria on it than a toilet.