Pain occurs when sounds are above 130 db.
124
Human teeth are almost as hard as rocks!
47
During menstruation, the sensitivity of a woman's middle finger is reduced.
47
You inhale about 700,000 of your own skin flakes each day.
29
Only 1 person in 2 billion will live to be 116.
49
The human sigh acts as a physiological reset button.
23
You're born with 300 bones, but when you get to be an adult, you only have 206!
17