The human brain has the capacity to store everything that you experience.
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For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
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The human brain doesn't stop developing until about 25 years old.
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Every year your body replaces 98% of your atoms.
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The average person's skin weighs twice as much as their brain.
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The human body contains over a billion miles of DNA.
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Your body is creating and killing about 2.4 million red blood cells per second.
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