Postoperative rehabilitation of breast cancer mainly includes psychological rehabilitation, physical rehabilitation and dietary rehabilitation. Psychological rehabilitation: Breast cancer surgery is a traumatic surgery, especially for patients with total mastectomy, especially for young and beauty-loving women, it may cause a huge psychological burden, family members should give patients reasonable explanations to let them come out of the shadow, and they need to look for a psychiatrist to adjust them if necessary. Physical rehabilitation: after breast cancer surgery, the body is generally weak, for patients who are found late or have extensive surgical resection, the body is weak, and the upper limbs may have edema, so we need to encourage the patients to have appropriate activities, and apply hot compresses locally to help the body recover. Dietary rehabilitation: postoperative breast cancer is usually supplemented with radiotherapy, which is easy to cause nausea, vomiting, loss of appetite and other symptoms, you can eat more high-protein, high-vitamin food to provide body energy. Appropriate exercise outdoors can promote gastrointestinal peristalsis and increase appetite, all of which are good for the recovery of the organism.