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Interesting Fact - Human Body

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Each red blood cell in your body lives for only 120 days on average! (Over time, the red blood cells get worn out and eventually die.  I know how they feel.)
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Interesting Facts

Interesting Fact - The Human Body

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The human body creates 2.4 million red blood cells every second. (Good job we don't have to count them; or bank them!)
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Interesting Facts