Cold easily diarrhea may be related to the intestinal wall ischemia, intestinal spasm, enteritis and so on. 1. Ischemia of the intestinal wall: when the stomach is cold, the cold will stimulate the vasoconstriction of the abdominal wall, causing ischemia and hypoxia of the intestinal tubes, causing poor digestion and absorption of food, which leads to diarrhea. 2. Intestinal spasm: after catching a cold, the intestinal tract may be in spasm due to the stimulation of low temperature, which stimulates the intestinal lining and leads to accelerated intestinal peristalsis and diarrhea. 3. Intestinal inflammation: cold may cause colds, when the immune system decreases, easily lead to pathogenic bacteria invade the intestinal tract inflammation, causing diarrhea. Usually pay attention to the abdomen to keep warm. In addition, do not eat cold, irritating, indigestible food. Transient diarrhea can be temporarily observed, if the diarrhea persists, it is recommended to consult a doctor in a timely manner, follow the doctor’s instructions for further examination, with the help of the doctor to clarify the cause, and targeted treatment or treatment.