Stage II bowel cancer belongs to the middle stage and early stage, the prognosis is relatively good in this period, and patients need to actively cooperate with doctors for treatment. Bowel cancer is a malignant tumor caused by heredity, gene mutation and other factors, among which colon cancer and rectal cancer are the most common. Stage II is mostly in the middle and early stage, which represents various situations such as the tumor penetrating the intrinsic muscle layer and reaching the subplasma layer; no lymph node metastasis; no distant metastasis, etc. The main treatment after diagnosis in this period is to treat the tumor with the doctor’s care. After diagnosis in this period, the main treatment is surgical resection, after which radiotherapy and chemotherapy are supplemented according to the condition, and the five-year survival rate after active treatment is about 70%, with a better overall prognosis. After surgery, we should pay attention to regular review as prescribed by the doctor, choose foods rich in fiber and easy to digest, and exercise appropriately.