Heartburn is usually caused by peptic ulcers or chronic gastritis. Peptic ulcers are divided into gastric ulcers and duodenal bulb ulcers, which can lead to a large secretion of stomach acid when they occur, so the symptoms of heartburn can occur. Chronic gastritis can also cause heartburn, it is usually bile reflux, the stomach can not tolerate the bile, the bile is alkaline will lead to heartburn symptoms. Then the inflammation in the stomach will also lead to stomach pain, so there will be the symptoms of heartburn symptoms of heartburn. The usual treatment is to eradicate H. pylori and use mucosal protectors to improve the symptoms of heartburn.