One quarter of the human brain is used to control the eyes.
43
During a typical human life span, the human heart will beat approximately 2.5 billion times.
21
Enamel is hardest substance in the human body.
61
The first patented condom was meant to be reused!
47
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
40% of all indigestion remedies sold in the world are bought by Americans.
8
A person infected with the SARS virus, has a 95-98% chance of recovery.
23
Poor eyesight (myopia) is associated with higher IQ.
232