I have a running stomach?

Doctor can evaluate: Can see the doctor for help. That said, a simple tummy ache with nausea, vomiting, or diarrhea, whether at home or traveling, may be from a virus infection, bacteria infection, or contaminated food. A normal person, not pregnant, not on medications, usually recovers easily. Some people try taking a Pedialyte popsicle or 2-3 oz of Pedialyte hourly, and drinking or eating little else for one day.