Baby bubble stools are considered a normal body reaction, but may also be indigestion, acute gastroenteritis and other problems. 1. Normal body reaction, the baby is relatively small due to the gastrointestinal tract is not yet fully developed, may occasionally appear bubble symptoms, as long as there is no other abnormal reaction generally do not need to be nervous. 2. Indigestion, if the baby has indigestion, digestion and absorption ability to reduce may affect the intestinal peristalsis, so there will be bubble stool, but also may produce nausea, vomiting, belching, epigastric fullness and other symptoms. 3. Acute gastroenteritis, some babies have acute gastroenteritis due to bacterial viruses or other pathogens invasion, may affect the intestinal function, this symptom. If the disease is present, it is best to take the baby to the doctor in time for examination and treatment.