The adult human brain weighs about 3 pounds (1,300-1,400 g).
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If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
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All the chemicals in a human body combined are worth about 6.25 euro (if sold separately).
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The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
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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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If your DNA was stretched out it would reach to the moon 6,000 times.
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After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
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