Your body is creating and killing 15 million red blood cells per second!
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Bearing a male child can alter a woman's brain by leaving male DNA that can persist for the rest of her life, making her less likely to suffer from Alzheimer's disease, promote tissue repair, and improve her immune system.
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There are 206 bones in the human body!
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An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
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Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
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In 1996, research found that having excessive body hair is linked to higher intelligence.
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