When you take a step, you are using up to 200 muscles.
886
One human hair can support 3 ounces.
191
Poor eyesight (myopia) is associated with higher IQ.
232
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
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
The human brain doesn't stop developing until about 25 years old.
102
All the chemicals in a human body combined are worth about 6.25 euro (if sold separately).
266