After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
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The adult human brain weighs about 3 pounds (1,300-1,400 g).
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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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An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
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Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
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Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
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