Gorillas can catch human colds and other illnesses.
205
The human body contains over a billion miles of DNA.
147
A man's beard grows fastest when he anticipates sex.
239
You can't tickle yourself.
29
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29
If your DNA was stretched out it would reach to the moon 6,000 times.
256
The human brain is more active during sleep than during the day.
28