3-year-old children with diarrhea can be abdominal massage, drink more warm water, hot compresses with hot water bags, and pay attention to diet, if the symptoms are serious need to take medication, as follows: 1, abdominal massage, repeatedly rubbing the belly clockwise in the abdomen, can promote digestion and absorption of the gastrointestinal, relieve intestinal spasm and pain symptoms. 2, drink more warm water, hot compresses with hot water bags on the abdomen, diarrhea will cause a lot of water The loss of water, so timely replenishment of water to avoid causing dehydration. If the diarrhea is caused by cold in the abdomen, hot compresses with hot water bags have a very good effect. 3, pay attention to diet, to light, easily digestible food, do not eat food with stimulating, do not drink dairy products, dairy products easily lead to lactose intolerance, aggravating the symptoms of diarrhea. 4, take drugs, if the symptoms of diarrhea are very serious, go to the hospital in a timely manner, under the guidance of the doctor to take anti-diarrheal drugs and adjust the intestinal flora drugs. The intestinal flora of the drug.