Diarrhea After Eating And Drinking Water. Drinking plenty of water is crucial for diarrhea sufferers to avoid dehydration, but it is also important to ensure that you are drinking water that is free of harmful bacteria, viruses,. Watery diarrhea is commonly caused by a viral infection or food poisoning from eating undercooked meat or rotten foods.

The rapid emptying results in rapid movement of stomach content into your intestine producing: Eat small meals throughout the day, instead of 3 big meals. What underly health issues do you have, if any….???