Although most fractures have no visceral injury, due to trauma or surgery, rest all day, reduced exercise, disrupted the original life rules, and may have a bad appetite, which is more obvious in a short time after injury. Elderly patients and people with weak constitution or poor psychological endurance are more likely to occur. On the basis of psychological nursing, more efforts should be made in the patient's diet pattern and deployment, so as to achieve rich nutrition and good color, smell and taste to stimulate appetite. Eat more vegetables rich in vitamin C, such as tomatoes, amaranth, green vegetables, cabbage, carrots, etc., to promote the growth of fibrous callus and wound healing.