It takes 7 seconds for food to pass from mouth to stomach.
A human hair can hold 3kg.
The length of a penis is three times the length of the thumb.
The femur is as hard as concrete.
A woman’s heart beats faster than a man’s.
Women blink 2 times as much as men.
We use 300 muscles just to keep our balance when we stand.
A woman has read this entire message.
A man is still looking at his thumb.