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The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
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There are more bacteria in your mouth than there are people in the world.
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Approximately 25% of all reported medication errors result from some kind of name confusion.
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Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
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People about to have surgery must tell their health care providers about all supplements they take.