The average sperm cell swims at 8 inches per hour.
4
The human brain is more active during sleep than during the day.
28
Wearing tight pants can lead to impotence in men.
120
You see your nose at all times, your brain just chooses to ignore it.
30
If you are bitten by a poisonous snake, and fail to receive medical attention, you still have a 50% chance of survival.
28
Smokers get ten times more wrinkles than non-smokers.
171