Pain travels through the body at 350 feet per second!
23
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
Fingernails grow fastest on the hand you favor.
44
The human brain uses approximately as much energy as a 10 watt light bulb.
120
The right lung takes in more air than the left.
30
Fingernails grow nearly 4 times faster than toenails!
30
Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346