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Did you know?
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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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
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There are 20 feet of blood vessels in each square inch of human skin.
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Your heart beats over 36 million times a year.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.