After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
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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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Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
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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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It takes about 20 seconds for a red blood cell to circle the whole body.
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Your body is creating and killing about 2.4 million red blood cells per second.
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Our eyes are always the same size from birth, but our nose and ears never stop growing.
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Chewing gum boosts your brain power.
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