diarrhea, vomiting, general weakness, what's going on?

Diarrhea vomiting general weakness may be caused by viral infection, acute gastroenteritis, electrolyte disorders, eating unclean food, cold, etc. It is recommended to do digestive tract examination, when the patient diarrhea is more serious, need to follow the doctor's advice with antidiarrheal drug treatment, when the patient appears dehydration symptoms, to timely rehydration.