If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
The human body contains over a billion miles of DNA.
147
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
If your DNA was stretched out it would reach to the moon 6,000 times.
256
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
When you take a step, you are using up to 200 muscles.
886
Enamel is hardest substance in the human body.
61