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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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The familiar sounds of your heart are made by the heart's valves as they open and close.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.
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People about to have surgery must tell their health care providers about all supplements they take.
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According to research, pregnant women tend to eat more if carrying a baby boy. Male fetuses may secrete a chemical that stimulates their mothers to step up her energy intake.