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There are more bacteria in your mouth than there are people in the world.
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There are 20 feet of blood vessels in each square inch of human skin.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.