Feeling a fire in the stomach, consider the burning sensation in the stomach caused by excessive secretion of gastric acid, common causes of excessive secretion of gastric acid, including the following: 1, psycho-spiritual factors: prolonged under pressure nervousness, over-fatigue, high alertness, gastric acid secretion will be increased. 2, food influence: such as eating too sour, too sweet, too oily, spicy, raw and cold, as well as tea, coffee, alcohol, chocolate and other foods and drinks will induce a large amount of secretion of gastric acid. Drinks, will induce a large amount of gastric acid secretion. 3, stress reaction: due to severe trauma, major surgery, multi-organ failure, major mental shock and other stress reactions lead to increased secretion of gastric acid, gastric mucosal damage, erosion and even bleeding. 4, acute and chronic gastrointestinal diseases: such as acute and chronic gastritis, gastric and duodenal ulcers, gastroesophageal reflux disease, etc., will lead to an increase in the secretion of stomach acid. When there is a lot of acid secretion, stomach heartburn, acid reflux should first remove the causative factors, give acid inhibitors, gastric mucosal protectants and promote gastric power medicine comprehensive treatment. In daily life, we should eat warm, soft, light and easy to digest food, eat small meals, chew and swallow slowly, avoid overeating.