Patients with colitis may show repeated periumbilical, abdominal pain, abdominal distention, abdominal ringing, frequent defecation when abdominal pain, endless defecation, thin stool, watery stool, etc., and also may have anal distention. Therefore, attention should be paid to:?? Avoid eating spicy and stimulating foods such as pepper, mustard, ginger, etc., avoid eating too fast and too full, try to eat less animal viscera, fat meat, egg yolk, fish and other high-fat diet, chew carefully and swallow slowly, mainly with easily digestible foods such as steamed bread, noodles, etc., eat less and eat more, and gradually increase until the normal diet is restored. At the same time, it is generally inappropriate to eat green leafy vegetables, pitaya fruit, kiwi fruit, pears, bananas and other fruits when the symptoms of diarrhea are obvious, so as to avoid aggravating the symptoms of diarrhea. If the abdominal distention is obvious, try to reduce the intake of excessive gas producing foods such as soybean milk and onions.