The human brain has the capacity to store everything that you experience.
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Every year your body replaces 98% of your atoms.
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The human brain uses approximately as much energy as a 10 watt light bulb.
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One human hair can support 3 ounces.
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The human body contains over a billion miles of DNA.
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Yawns are more contagious among people with closer relationships.
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Your body is creating and killing about 2.4 million red blood cells per second.
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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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