Ulcerative colitis has more polyps, the pathogenesis is more complex, may be genetic factors, inflammatory stimulation, poor eating habits and other reasons. 1. Genetic factors: family members with adenomatous polyps, ulcerative colitis, the offspring of the odds of significantly higher than normal, with a certain genetic predisposition. 2. Inflammatory stimulation: the prolonged and repeated stimulation of inflammation leads to intestinal mucosal hyperplasia and the formation of inflammatory polyps. 3. Bad dietary habits: long-term heavy drinking, smoking, eating too much high-fat food, intake of crude fiber food is relatively small, will increase the chances of suffering from ulcerative colitis, intestinal polyps. Ulcerative colitis has more polyps, it is recommended to seek medical attention in a timely manner, under the guidance of the physician as soon as possible to avoid delaying the condition.