Fingernails grow fastest on the hand you favor.
44
The human heart creates enough pressure to squirt blood 30 ft.
37
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
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
More people have a phobia of frogs than rats.
41
Pain travels through the body at 350 feet per second!
23
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33
Those who get out of bed by 7am are more likely to be thinner and happier.
19