Diarrhea, dizziness, nausea, no strength. What's going on?

Dizziness, nausea and weakness are mainly caused by diarrhea, or due to electrolyte disorders in the body, and may be caused by hypoglycemia, do not rule out the possibility of acute gastroenteritis; should do a good job of abdominal warmth, ensure water supplement, and to the regular hospital digestive internal medicine to do stool routine, endoscopic examination.