Your heart creates an electromagnetic field measurable feet away.
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Your brain can recognize a familiar face in less than half a second.
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The human brain continues to develop into early adulthood.
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You blink over 20 million times per year.
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The average person produces about 1–2 liters of saliva per day.
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The pacemaker regulates irregular heartbeats.
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Your bones constantly rebuild themselves.
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Your small intestine is about 20 feet long — about four times your height.
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The human brain is optimized for pattern recognition.
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