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.
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Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
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Yawns are more contagious among people with closer relationships.
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Obsessive nose picking is called Rhinotillexomania.
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Due to the angle at which the optic nerve enters the brain, staring at a blue surface during sex greatly increases the intensity of orgasms.
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On average a woman has 4 sexual partners in her lifetime.
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We forget why we have entered a room because passing through doors creates an ‘event boundary’ causing the brain to file away what we were just thinking about.
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