Can probiotics really improve your digestion? For the first time, Dr. Oz leads an experiment to test the effectiveness of eating probiotics and then gastroenterologist Dr. Roshini Rajapaksa weighs in on the results.
We all have diarrhea from time to time, and usually we chalk it up to a stomach bug. Experts explain what causes diarrhea, including irritable bowel syndrome (IBS), gluten intolerance and more. Learn how to prevent and relieve diarrhea.
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