Symptoms of indigestion mainly include postprandial fullness, abdominal pain, bloating, early satiety and bad breath. 1. postprandial fullness: mainly manifested as a long period of time after meals, food can not be digested, stagnant in the stomach to produce discomfort. 2. Abdominal pain: patients with indigestion will also experience strong abdominal pain in the localized position below the sternal raphe and above the level of the navel. 3. 3. abdominal distension: when food is retained in the digestive system for a long period of time and cannot be eliminated in time, resulting in indigestion, the patient may experience persistent abdominal distension. 4. Early satiety: soon after starting to eat, the stomach feels full, and the feeling of fullness is not proportional to the amount of food eaten, resulting in the inability to reach the normal amount of food eaten. 5. Bad breath: Indigestion causes food to be unable to be digested in time and produces a sour and putrid odor, which is emitted through the esophagus and causes the patient to have bad breath. Dyspepsia is mainly related to irregular diet, but we can not rule out functional dyspepsia, organic dyspepsia and other factors, the specific causes of dyspepsia recommended that patients go to the hospital in time for examination and diagnosis, clear cause of the disease in the guidance of a professional doctor combined with the personal situation of the targeted treatment, to avoid delayed aggravation of the symptoms of the disease caused by the discomfort of the impact.