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What causes diarrhea?

There are many diarrhea causes – from the food you eat to the stress in your life; from catching a stomach flu while on vacation to taking medications or simply starting your period.1

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  1. Diarrhea. National Institute of Diabetes and Digestive and Kidney Diseases Web site. http://www.niddk.nih.gov/health-information/health-topics/digestive-dise.... NIH publication 11-2749. January 2011. Updated November 25, 2013. Accessed November 11, 2015.