Fingernails grow nearly 4 times faster than toenails!
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Your body is creating and killing 15 million red blood cells per second.
50
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
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Common pesticides such as roach, termite, and flea insecticide can be found in the bodies of the majority of Americans.
11
Male hospital patients fall out of bed twice as often as female hospital patients.
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