Poor eyesight (myopia) is associated with higher IQ.
232
A human being loses an average of 40 to 100 strands of hair a day.
133
A man's beard grows fastest when he anticipates sex.
239
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
The human eye blinks an average of 4,200,000 times a year.
233
It takes about 20 seconds for a red blood cell to circle the whole body.
102
The human brain doesn't stop developing until about 25 years old.
102
Obsessive nose picking is called Rhinotillexomania.
101