There are about 39 million people that are blind around the world.

There are about 39 million people that are blind around the world

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Human Body Facts

In an experiment, people were given glasses which flipped their vision

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When you blink, it lasts for about one tenth of a second

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Most of the time you only breathe through one nostril at a time, and the

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There is enough iron in your body to make a nail 8cm long!

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Your eyes are constantly moving, usually in rapid jerky movements. But

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The aorta (the artery that supplies blood to your brain) is about the