In one day, adult lungs move about 10,000 litres of air.
11
A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
23
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Gorillas can catch human colds and other illnesses.
205
Research has determined that most people are happiest at 7:26pm on a Saturday night.
69