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Did you know?
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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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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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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Thyroid conditions may make getting pregnant impossible.
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Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.
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