Tummy grumbling is a manifestation of hyperactive intestinal sounds, which is caused by excessive intestinal peristalsis. The reason for the stomach grumbling in early pregnancy is mainly due to: 1. pregnant women may have eaten too spicy, stimulating food, greasy food, too cold food, etc., stimulating the gastrointestinal tract, so that the peristaltic function of the gastrointestinal tract is too fast, intestinal sounds hyperactive and caused by this symptom. 2. pregnant women have not eaten for a long time, the gastrointestinal tract is empty, it will reflexively cause intestinal peristalsis too fast, remind pregnant women to Remind pregnant women to eat in time. In general, this symptom is mainly related to diet, as long as timely and reasonable meals, the symptoms will disappear quickly and will not affect the development of the baby.