Your heart will pump about 212 million liters in its lifetime.
26
The average office desk has 400 times more bacteria than a toilet.
22
The aorta, the largest artery in the body, is almost the diameter of a garden hose.
37
Fingernails grow nearly 4 times faster than toenails.
31
One quarter of the human brain is used to control the eyes.
43
A person will burn 7 percent more calories if they walk on hard dirt compared to pavement.
45
Human hair and fingernails continue to grow after death.
7
The human sigh acts as a physiological reset button.
23