Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
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Obsessive nose picking is called Rhinotillexomania.
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One human hair can support 3 ounces.
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The human eye blinks an average of 4,200,000 times a year.
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Your heart will pump about 212 million liters in its lifetime.
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When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
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