Stomach heat may be caused by exuberant stomach fire (exuberant fire-heat evil in the stomach), dampness that turns into dryness and heat, and so on. 1. Excessive stomach fire: If you eat too much spicy, stimulating, oily and greasy food, it will be easy to stagnate in the stomach and be difficult to digest, resulting in an exuberant stomach fire and stomach heat. 2. Dampness and dryness: when long-term alcoholism, spicy food, excessive consumption of fatty foods, phlegm and dampness, food accumulation and other stagnation of heat, may lead to gastric fever. It is recommended that patients with gastric fever avoid spicy and greasy foods, exercise properly, and maintain a relaxed mood. Patients with gastric fever should go to the hospital in a timely manner, to clarify the cause of the disease under the guidance of a physician to avoid delays in the condition of the correct treatment.