Your hair grows faster in the morning than at any other time of day.
91
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44
The smallest human penis ever recorded was just 5/8 of an inch long!
77
The human brain is insensitive to pain.
76
Contrary to popular beliefs, chocolate does not cause acne.
63
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
21
The human body contains over a billion miles of DNA.
147
The human brain is more active during sleep than during the day.
28