Fractured foot can generally reduce the swelling in about 10~14 days, and patients with more serious injuries may need about 6-8 weeks. 1. General: broken foot that is acute foot sprain, if the injury is relatively light, most of the ankle ligament injury, causing ankle swelling and pain symptoms. Most patients in the acute phase of the brake, ice, elevate the affected limb and other dispositions, edema symptoms can be effectively controlled. After 72 hours of relief period, after hot compresses, physical therapy and other treatments, the edema will generally gradually subside in about 10-14 days. 2. Special case: if the sprain is more serious, it may lead to tearing of ligaments around the ankle joint or avulsion fracture of the ankle joint, and the treatment needs to fixate the affected limb with plaster, brace or external fixation, and the more serious cases may need surgical treatment, and the recovery cycle is often longer, and most of the patients will need 6-8 weeks for the edema to gradually subside. If a patient develops a broken foot, early standardized intervention is recommended to reduce the adverse effects of the disease.