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Did you know?
Approximately 500,000 babies are born each year in the United States to teenage mothers.
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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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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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Excessive alcohol use costs the country approximately $235 billion every year.
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During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.