There are about 1,400 different species of bacteria in your belly button.
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A person can live without food for about a month, but only about a week without water.
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For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
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In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
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Our Right Lungs takes more air than our left lung.
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Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
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