Poor eyesight (myopia) is associated with higher IQ.
232
When you take a step, you are using up to 200 muscles.
886
The average sperm cell swims at 8 inches per hour.
76
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
All the chemicals in a human body combined are worth about 6.25 euro (if sold separately).
266
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22