If the foot is still swollen after one month of fibula fracture, it may be caused by venous return or secondary injury. 1. Venous reflux: if the foot is swollen, the patient can elevate the affected limb, which is good for venous reflux, or apply hot compress locally or take some medicines to activate blood circulation and remove blood stasis under the guidance of doctor, such as Shujinzhongxuezhuibaozhu, Sanqi tablets and so on, and the symptom will be improved gradually. 2. Secondary injury: If the patient walks too soon after recovery, weight-bearing activities may cause secondary injury to the fracture. Patients should follow the doctor’s instructions, carry out reasonable functional training, usually need to pay more attention to rest, eat less stimulating and spicy food to supplement sufficient nutrition. At the same time, you need to pay attention to regular follow-up, avoid strenuous exercise. Fibula fracture for a month or foot swelling may also have other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, to give targeted treatment or treatment.