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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
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Cyanide works by making the human body unable to use oxygen.
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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
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Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.
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The familiar sounds of your heart are made by the heart's valves as they open and close.