Blue eyes are the most sensitive to light, dark brown the least sensitive.

Blue eyes are the most sensitive to light, dark brown the least

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Human Body Facts

Although our nose and ears keep growing throughout our lives, our eyes

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A healthy (non-colorblind) human eye can distinguish between 500 shades

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Your eye is the fastest contracting muscle in the body, contracting in

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Some people say that you only use around 10% of the power of your brain.

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Although the function of tears is to keep eyes clean, scientists don’t

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Your body is around 70% water