People with poor gastrointestinal problems are generally not easy to fat, because people with poor gastrointestinal problems usually lead to digestive and absorption dysfunction in the body, the intake of food is not fully absorbed nutrients, so it does not generally cause fat, and if accompanied by loss of appetite, diarrhea and other symptoms, may also lead to wasting. However, in some special cases, there are some people with a bad stomach will be fat, for example, in daily life long-term non-exercise, stay up late, overeating, may cause the body’s metabolic dysfunction, at the same time in the stomach, may also lead to fat. In addition, if a patient suffering from ulcerative colitis and Crohn’s disease, when taking glucocorticoid drugs for long-term treatment, it may also cause disorder of the body’s hormone level due to drug side effects, and symptoms such as Cushing’s syndrome, full moon face, buffalo back, etc. may also be manifested as obesity. Therefore, patients with poor gastrointestinal condition should avoid overeating in daily life, avoid eating greasy and spicy stimulating food, quit smoking and drinking, and eat lightly and regularly; perform appropriate exercises to increase gastrointestinal peristalsis; maintain good rest habits, go to bed early and wake up early, and do not stay up late; maintain a happy mood, avoid anxiety and tension, which can help the recovery of gastrointestinal function. For the treatment of the disease, medication needs to be used under the guidance of a doctor to avoid adverse drug reactions.