The human brain uses approximately as much energy as a 10 watt light bulb.
120
The human brain doesn't stop developing until about 25 years old.
102
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Your body is creating and killing about 2.4 million red blood cells per second.
17
In one day, adult lungs move about 10,000 litres of air.
11
In 1996, research found that having excessive body hair is linked to higher intelligence.
23
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
