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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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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
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Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.