It takes 7 seconds for food to pass from mouth to stomach.
A human hair can hold 3 kg.
The length of the penis is three times the length of the thumb.
The femur is hard as concrete.
A woman's heart beats faster than the man.
Women blink twice as much as men.
We use 300 muscles just to hold our balance when we stand.
The women have read this entire text.
The men are still looking at their thumbs.