Every year your body replaces 98% of your atoms.
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Your body is creating and killing about 2.4 million red blood cells per second.
17
An Indian man known as "Snake Manu" can put small snakes, including deadly cobras, into his mouth and pass them out through his nose.
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The average sperm cell swims at 8 inches per hour.
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Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
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The largest cell in the human body is the female egg and the smallest is the male sperm.
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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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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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