It has been scientifically proven that stroking a cat can lower one's blood pressure!
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The human sigh acts as a physiological reset button.
23
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
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Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
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The human eye blinks an average of 4,200,000 times a year.
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Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
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