Poor eyesight (myopia) is associated with higher IQ.
232
One human hair can support 3 ounces.
191
When you take a step, you are using up to 200 muscles.
886
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99
The human brain uses approximately as much energy as a 10 watt light bulb.
120
Enamel is hardest substance in the human body.
61
The average person's skin weighs twice as much as their brain.
131