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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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There are more sensory neurons in the tongue than in any other part of the body.
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
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The familiar sounds of your heart are made by the heart's valves as they open and close.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.