A man's beard grows fastest when he anticipates sex.
239
The human brain uses approximately as much energy as a 10 watt light bulb.
120
You can't tickle yourself.
29
Your fingernails grow faster in summer.
744
In one day, adult lungs move about 10,000 litres of air.
11
It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
218
On average, there's 100 billion neurons in the human brain.
83
Gorillas can catch human colds and other illnesses.
205