Capsaicin is the chemical that makes peppers hot. Creams made with it can help treat headaches, back pain and arthritis pain. Here's how it works.
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Two experts debate the pros and cons of medical marijuana, offering opinions on whether it should be legalized.
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Doctors and other experts reveal their home remedies, using stuff around the house. Included: honey, vegetable shortening, duct tape, teabags, apples.
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Many people take the supplement melatonin to help them sleep. But does it really work? An integrative-medicine doctor examines the evidence.
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