There are several reasons for the emergence of the symptom of having to stool after eating: 1, it may be related to the feeling of bowel movement after eating, which is caused by accelerated intestinal peristalsis; 2, it may be related to chronic inflammation of the intestinal tract, which may be caused by poor digestion and inflammation of the intestinal tract due to not paying much attention to diet; 3, if there is often mucus in the stool, sometimes bloody stool, accompanied by pain in the left lower abdomen and long-term stool If the stool is often with mucus, sometimes with bloody stool, accompanied by pain in the left lower abdomen and prolonged unshaped stool, it may be related to inflammatory bowel disease; 4, frequent drinking, eating irritating food, cold drinks, fried food, may lead to gastrointestinal disorders. Therefore, if you have the symptom of wanting to have a bowel movement after meals, you should go to the hospital for examination to determine the cause before treatment.