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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
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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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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.
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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.