A person will burn 7 percent more calories if they walk on hard dirt compared to pavement.
45
Most dreams last only 5 to 20 minutes.
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Research indicates that babies who suck on pacifiers are more prone to ear aches.
21
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
Foreign accent syndrome is a rare brain disorder which causes people to speak in a foreign accent involuntarily.
15
A hard working adult sweats up to 4 gallons per day. Most of the sweat evaporates before a person realizes it's there, though!
25