Your stomach produces a new layer of mucus every two weeks so that it doesn't digest itself.
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At age 70, more than 70 percent of men are still potent!
29
Ingrown toenails are hereditary.
15
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
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There's a new vaccine for alcoholism that gives drinkers an immediate and harsh hangover, even if they drink a small amount of booze.
14
Your wounds heal faster if you lick them, you instinctively do this for that reason. Tears help, too.
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