Your body is creating and killing about 2.4 million red blood cells per second.
17
An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
59
In one day, adult lungs move about 10,000 litres of air.
11
The human brain doesn't stop developing until about 25 years old.
102
In 30 minutes, the average body gives off enough heat (combined) to bring a half gallon of water to boil.
198
The human sigh acts as a physiological reset button.
23