Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Your heart will pump about 212 million liters in its lifetime.
26
By weight, Bone is five times stronger than steel.
417
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
On average, there's 100 billion neurons in the human brain.
83
Human hair and fingernails continue to grow after death.
7
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