For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
The human body contains over a billion miles of DNA.
147
All the chemicals in a human body combined are worth about 6.25 euro (if sold separately).
266
Every year your body replaces 98% of your atoms.
119
The human brain has the capacity to store everything that you experience.
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