The newborn’s tummy rumbling is a manifestation of intestinal sounds, which may be caused by a variety of reasons. The first consideration is that because the gastrointestinal tract of newborns is not fully developed, so the frequency of intestinal peristalsis is higher, coupled with the thin abdominal wall, physiological intestinal sounds may be more likely to appear, manifested as tummy rumbling, generally belongs to a normal phenomenon, parents need not worry too much. However, if the newborn’s stomach grumbles while accompanied by crying, refusing to eat and other abnormal performance, may be caused by the following reasons: 1, lactose intolerance: mainly due to congenital lactase deficiency, resulting in the newborn for breast milk, formula milk lactose can not be absorbed, so easy to appear intestinal sounds, accompanied by abdominal pain, diarrhea and other symptoms; 2, gastrointestinal dysfunction: if the newborn’s stomach ringing, accompanied by If the newborn’s stomach sounds, accompanied by uncomfortable symptoms such as flatulence, diarrhea, crying, anorexia, etc., consider that it may be due to abdominal cold, overeating, etc., thus triggering gastrointestinal dysfunction, which can be alleviated through dietary regulation, warmth, etc.; 3, gastrointestinal diseases: If the newborn’s gastrointestinal tract is invaded by bacteria, viruses and other pathogenic bacteria, parents may hear frequent intestinal sounds in the newborn’s stomach, and there is also vomiting, diarrhea, fever, etc. abnormal phenomena. Once the newborn has an abnormal reaction, parents are advised to take it to the hospital in time to improve the examination and actively take targeted solutions after clarifying the cause.