Colitis is an inflammatory change of the colon caused by various reasons, most of the disease starts slowly, a few acute onset, most of the chronic process, the course of the disease is long, the main symptoms are: 1, diarrhea is the most typical symptoms of colitis, the number of stools increased, more mucous bloody stool, watery stool, thin stool, etc., the light 1-2 hours to defecate once, accompanied by a sense of impurity, anal drop; 2, intermittent abdominal pain, abdominal distension, by 2, intermittent abdominal pain, abdominal distension, stimulated by cold or after eating greasy and indigestible food, mood swings, and abdominal pain can be aggravated after exertion; 3, a few patients can have symptoms of constipation; 4, acute attacks can be seen in high fever, abdominal pain, nausea and vomiting, urgent stool and other symptoms, may also appear loss of appetite, nausea and vomiting, wasting and other symptoms. The disease is persistent and easily recurring, diet control is very important, daily life diet should be soft, easy to digest food, do not eat hair, nutritious and balanced, eat less and more meals, multivitamin supplement, do not eat cold, spicy, greasy food, quit smoking and alcohol. Live a regular life, combine work and rest, do not stay up late, do not sit still, keep a happy mood, positive and stable emotions. The actual fact is that you will be able to get a lot more than just a few of the most effective and most effective. The main clinical manifestation of colitis is diarrhea and abdominal pain. The actual symptoms should be treated systematically in the hospital as soon as possible so as not to delay the disease.