Stomach pain on an empty stomach with a feeling of fullness after eating needs to consider dietary causes and disease causes. Dietary causes include eating stimulating foods, irregular diet, etc. Disease causes include duodenal ulcer, gastric and duodenitis, stomach mass, etc. 1. Lifestyle dietary causes: such as eating stimulating foods (chili, mustard), irregular diet, etc., can affect the peristaltic function of the gastrointestinal tract, resulting in stomach pain, bloating and other symptoms. 2. Disease causes: mainly rely on gastroscopy, barium meal, tumor markers and other tests to clarify the type of disease. Such as duodenal ulcer can also have acid reflux, stomach pain at night and other symptoms, stomach pain on an empty stomach can be relieved by eating symptoms; such as stomach and duodenitis can also have acid reflux, heartburn and other symptoms; such as gastric mass can also have fatigue, lethargy, loss of appetite and other symptoms. For fasting stomach pain after eating a feeling of fullness, it is recommended to consult a doctor based on symptoms, medical history, auxiliary examination to determine.