During a sight test, health conditions including diabetes and high blood pressure can be detected.

During a sight test, health conditions including diabetes and high blood

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Heterochromia is the medical term for having two different colored eyes

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Our eyes have small blind spots where the optic nerve passes through the

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Blind people can see their dreams as long as they weren’t born blind

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Your brain uses about the same amount of power as a ten watt bulb

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In the right conditions and lighting, humans can see the light of a