Fingernails grow nearly 4 times faster than toenails!
30
The average person who stops smoking requires one hour less sleep a night.
79
Wearing tight pants can lead to impotence in men.
120
Cigarette smoke contains 4,800 chemicals, 69 of which cause cancer.
145
The average sperm cell swims at 8 inches per hour.
76
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
One out of 20 people have an extra rib.
66
A man once sued his doctor because he survived his cancer longer than the doctor predicted.
74