Pregnant women feel stomach burning related to diet, indigestion, excessive secretion of gastric acid and other factors, pregnant women in the diet is best to focus on light. Once the diet of too acidic, too sweet, too spicy food, will not only cause stimulation of the gastric mucosa, but also stimulate the gastric glands to secrete a large amount of gastric acid, so there will be a feeling of heartburn in the stomach. When pregnant women are pregnant, due to the gradual enlargement of the fetus, it will cause a certain amount of extrusion on the organs of the digestive system, especially on the stomach, the extrusion is more serious. When the stomach is squeezed by the uterus, the peristalsis will be relatively slow, and the food in the stomach can not be discharged in time, it will be retained in the stomach, which will cause some stimulation to the mucous membrane of the stomach wall, and the pregnant woman will feel the stomach burning. During pregnancy, the hormone level of the body will change, especially progesterone and estrogen will be secreted too much, due to hormonal changes and the digestive system function, which will lead to excessive secretion of gastric acid, in the gastric mucosa caused by corrosion will cause the feeling of stomach acid.