Eating in the morning and pooping in the afternoon may be related to physiological factors such as diet, or pathological factors such as irritable bowel syndrome. 1. Physiological factors: If you eat cold, spicy and other stimulating foods, or bananas, celery and other foods containing a lot of fiber, or exercise after eating, will speed up the peristalsis of the intestinal tract, so that defecation is accelerated, which will lead to eat in the morning and pull out in the afternoon. This kind of stool is usually shaped, there is no abnormality, and generally do not have other uncomfortable symptoms. 2. Pathological factors: If there is dyspepsia, irritable bowel syndrome, gastric ulcer and other diseases, can affect the digestion and absorption of food, food in the intestinal tract is not fully digested on the discharge, which can lead to the morning eaten in the afternoon pulled out. Such stools may be thin or accompanied by an odor, patients may also be accompanied by acid belching (burping), abdominal pain and diarrhea, anxiousness (discomfort in the lower abdomen, wanting to defecate very much, and a feeling of incomplete defecation after defecation) and other symptoms. If the patient long-term existence of the morning eat in the afternoon out, and accompanied by symptoms of discomfort, it is recommended to go to the regular hospital in a timely manner to consult a doctor to clarify the cause of the disease, under the guidance of the doctor to carry out targeted treatment.