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Did you know?
Excessive alcohol use costs the country approximately $235 billion every year.
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Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.
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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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More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.