The adult human brain weighs about 3 pounds (1,300-1,400 g).
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The human brain has the capacity to store everything that you experience.
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Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
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The human brain uses approximately as much energy as a 10 watt light bulb.
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Our eyes are always the same size from birth, but our nose and ears never stop growing.
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Your body is creating and killing about 2.4 million red blood cells per second.
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Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
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