Having diarrhea is characterized by loose, watery stools and can lead to dehydration if left untreated. It can be triggered by many things such as food intolerances, stress, stomach diseases, contaminated food or water, and more. While it usually lasts about 1 or 2 days, there are cases where it lasts longer. If you’re wondering how to relieve diarrhea, here are 7 products to help you out: