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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Every year your body replaces 98% of your atoms.
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The human body contains over a billion miles of DNA.
147
The average person's skin weighs twice as much as their brain.
131
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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One human hair can support 3 ounces.
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After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
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