Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
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
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
There's 100 trillion good bacteria living in your body.
17