20 days of the baby’s stomach rumbling, if the baby’s spirit, the milk situation is good is normal, if accompanied by abdominal distension, increased crying, fever and other symptoms may be intestinal flatulence, gastroenteritis and other diseases, it is not normal. 1. Physiological phenomenon: the baby’s stomach rumbling is intestinal sounds, intestinal peristalsis, due to the baby’s thin abdominal wall structure, it is easier to hear intestinal sounds, especially when the baby is eating, hungry, intestinal sounds will be more active, generally normal intestinal sounds frequency of 5-12 times per minute. 2. Intestinal flatulence: due to the imperfect function of the baby’s stomach and intestines, coupled with the swallowing of air when eating milk, may cause excessive intestinal gas caused by intestinal flatulence, intestinal gas caused by intestinal sounds active, accompanied by increased crying, abdominal distension and other symptoms, generally 4-6 months of age will gradually get better, parents can increase the appeasement, appropriate massage of the abdomen to alleviate. 3. Gastroenteritis: due to viruses, bacteria caused by gastrointestinal inflammation, can stimulate the gastrointestinal tract peristalsis increase, intestinal sounds active, can also be accompanied by diarrhea, fever, vomiting and other discomforts, more than 20 days of the baby’s body resistance is weak, the condition of the rapid changes, if the above symptoms need timely medical treatment. Cause the baby intestinal sound active causes more, also need to combine the baby spirit, milk and other symptoms to determine, if necessary, timely medical treatment.