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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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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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Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.
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Everyone has one nostril that is larger than the other.