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
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
32
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
The average sperm cell swims at 8 inches per hour.
76
The human brain uses approximately as much energy as a 10 watt light bulb.
120
