Enamel is hardest substance in the human body.
61
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
All the chemicals in a human body combined are worth about 6.25 euro (if sold separately).
266
If your DNA was stretched out it would reach to the moon 6,000 times.
256
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
Your body is creating and killing about 2.4 million red blood cells per second.
17
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
-137
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22