Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
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
When you take a step, you are using up to 200 muscles.
886
The human body contains over a billion miles of DNA.
147
Your thumb is about the same size as your nose.
124
Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
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