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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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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
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All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.
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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.