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The human body produces and destroys 15 million blood cells every second.

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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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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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Everyone has one nostril that is larger than the other.

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