Symptoms of severe dyspepsia can be divided into typical symptoms and accompanying symptoms, the former such as postprandial bloating, the latter such as anxiety, etc., but the specific performance may vary from person to person, diagnosis and treatment must be carried out under the guidance of a doctor. 1. Typical symptoms: These include persistent or recurrent postprandial fullness, early satiety, burning sensation in the middle and upper abdomen, and pain in the middle and upper abdomen. 2. Accompanying symptoms (1) Gastrointestinal symptoms: may be accompanied by acid reflux, heartburn, diarrhea, constipation, etc., mostly seen in people with gastroesophageal reflux disease, irritable bowel syndrome and other diseases. (2) Mental symptoms: such as anxiety, depression, insomnia, headache, etc., mostly seen in people with anxiety disorders, depression disorders and other diseases. However, it should be noted that the manifestation of severe dyspepsia in different individuals may vary depending on the cause of the disease, underlying conditions, and the severity of the disease. Therefore, the diagnosis and treatment of dyspepsia should be done by a professional doctor, and should not be blindly judged and disposed of on one’s own to avoid adverse consequences.