Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
Every year your body replaces 98% of your atoms.
119
Fingernails grow fastest on the hand you favor.
44
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12
Scientists estimate that laughing 100 times is equivalent to a 10-minute workout on a rowing machine.
202
According to one report, it would take 800 marijuana joints to kill a person - but the cause of death would be carbon monoxide poisoning.
176
40% of all indigestion remedies sold in the world are bought by Americans.
8
If you are cold you are more likely to be hungry because you use energy to keep warm.
143