Wujian Diarrhea (abdominal pain and loose stools occurring before dawn) is not chronic colitis. Wujian Diarrhea is the name of a Chinese medical condition. Chronic colitis is a Western medical condition. In Chinese medicine, Wu Zhi Diarrhea is considered to be caused by deficiency of kidney yang (lack of yang energy in the kidneys) and internalization of yin and cold. The main manifestation is the occurrence of diarrhea between 2 and 7 a.m. At the same time, it may be accompanied by symptoms such as loose stools, cold extremities, and fatigue. Chronic colitis is an inflammatory disease of the intestinal tract, which may be related to bacterial infection, immune deficiency and improper diet. Patients usually suffer from constipation, abdominal pain, diarrhea and other symptoms. Long-term chronic colitis may also induce acute bowel perforation, colon cancer and other complications. To summarize, five more diarrhea and chronic colitis is not the same kind of disease, it is recommended that patients go to the hospital in time for a detailed examination, to clarify the cause of the disease, and then carry out targeted treatment.