The thyroid gland regulates metabolism — an underactive thyroid causes weight gain, fatigue, and depression.
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The human body contains enough carbon to make roughly 9,000 pencils.
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About 8% of people have an extra rib.
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The human brain consumes roughly the same power as a small light bulb.
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Your bones are stronger than steel.
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Your brain enables awareness.
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Your brain can store the equivalent of millions of gigabytes of information.
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Your brain builds awareness.
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Your body makes about 25 million new cells every second.
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