The human brain has the capacity to store everything that you experience.
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When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
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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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If you are cold you are more likely to be hungry because you use energy to keep warm.
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Every year your body replaces 98% of your atoms.
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The average sperm cell swims at 8 inches per hour.
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Yawns are more contagious among people with closer relationships.
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