Whenever you eat something cold, you will have diarrhea, which is considered to be caused by the stimulation of cold, irritable bowel syndrome, and intestinal flora imbalance. 1. Cold stimulation: eating cold food will cause significant stimulation of the gastrointestinal tract, resulting in increased intestinal peristalsis, the intestinal tract can not absorb the water inside the food, resulting in an increase in the number of stools. 2. Irritable bowel syndrome: patients with irritable bowel syndrome, by emotional, cold stimulation of intestinal peristalsis accelerated, can cause diarrhea. 3. Intestinal flora imbalance: intestinal flora imbalance, the increase of harmful bacteria, if the patient intake of cold food, can also cause diarrhea symptoms. In addition, enteritis, gastrointestinal dysfunction, resulting in high sensitivity of the intestinal tract, the stimulation of cold will cause the above symptoms. It is recommended to have a warm diet, pay attention to cold protection and warmth, and go to the gastroenterology department of the hospital if necessary.