Banging your head against a wall uses 150 calories an hour.
57
Chocolate, sex, and laughter are all important for a healthy brain.
37
The average office desk has 400 times more bacteria than a toilet.
22
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
A study in the UK states that men need at least two "guys nights out" each week to stay healthy.
5
On average, women have always lived longer than men.
195
Putting sugar on a wound or cut will greatly reduce pain and speed up the healing process.
25
35,000 people in the U.S. will die from the flu annually.
6