One year old baby stomach rumbling may be related to hunger, indigestion, disease and other factors. 1. Hunger: one year old baby tummy rumbling may be hungry, in a hungry state of gastrointestinal peristalsis speed, the stomach has an abnormal sound, need to give the baby food in time. 2. indigestion: one year old baby tummy rumbling may be related to indigestion, the baby eat complex food or eat food is not digested, the stomach will appear abnormal sound. 3. Disease: one year old baby tummy rumbling may suffer from acute enteritis, intestinal obstruction, dysentery and other diseases, affected by the disease appears intestinal tone hyperactive, tummy rumbling sound. One year old baby often appear stomach grumbling symptoms, you can take the baby to the regular hospital.