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Did you know?
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
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Illicit drug use costs the United States approximately $181 billion every year.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.