The human body contains over a billion miles of DNA.
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When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
When you take a step, you are using up to 200 muscles.
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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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Your heart will pump about 212 million liters in its lifetime.
26
Your body is creating and killing about 2.4 million red blood cells per second.
17
The largest cell in the human body is the female egg and the smallest is the male sperm.
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