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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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In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.

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People about to have surgery must tell their health care providers about all supplements they take.

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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

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