Easy recurrence of colitis is usually caused by emotional factors, dietary disorders, irregular work schedules, and inconsistent treatment. 1. Emotional factors: Emotional factors are the triggering factors of colitis, which can easily lead to a decline in immunity and the recurrence of colitis. 2. Dietary irregularities: often eat cold, spicy and stimulating indigestible food, repeated stimulation of the colonic mucosa, resulting in the recurrence of colitis. 3. Irregular work and rest time: prolonged irregular work and rest time, decreased immunity, colitis is easy to recur. 4. Treatment is not sustained: timely medical treatment, but not in accordance with the doctor’s instructions for treatment, resulting in incomplete or not sustained treatment, resulting in colitis is prone to relapse. There may be other reasons for the recurrence of colitis, it is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, and then give targeted treatment or treatment under the guidance of the doctor.