The human brain uses approximately as much energy as a 10 watt light bulb.
120
In 1996, research found that having excessive body hair is linked to higher intelligence.
23
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
199
The human body contains over a billion miles of DNA.
147
Your heart will pump about 212 million liters in its lifetime.
26
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
19