Every year your body replaces 98% of your atoms.
119
Your body is creating and killing about 2.4 million red blood cells per second.
17
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
The human body contains over a billion miles of DNA.
147
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
Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
149
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515