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.
118
One human hair can support 3 ounces.
191
The largest cell in the human body is the female egg and the smallest is the male sperm.
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Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
The average sperm cell swims at 8 inches per hour.
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When you take a step, you are using up to 200 muscles.
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