The human brain is insensitive to pain.
76
A study in the UK states that men need at least two "guys nights out" each week to stay healthy.
5
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
The average sperm cell swims at 8 inches per hour.
76
Laughing could dramatically improve your health – and be as good for you as a deep state of meditation, researchers have found.
28
Human hair and fingernails continue to grow after death.
7
The average person's skin weighs twice as much as their brain.
131
Dieters who sleep more take off more fat that those who sleep less.
159