You breathe in approximately ten thousand litres of air every single day.

You breathe in approximately ten thousand litres of air every single day

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The eyeball weighs around 28 grams

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One of the most common cosmetic injuries is poking the eyeball with a

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The average ejaculation releases around three hundred million sperm

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The average blink lasts for about 1/10th of a second

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Our eyes are always the same size from birth, but our nose and ears

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