For the ankle to become bigger after the broken foot, you can take the following ways to recover: 1, patients should first thoroughly treat the ankle sprain, many patients often overestimate the condition of the sprain after the ankle sprain, many times the sprain may be accompanied by tendon rupture or even fracture, at this time only thorough treatment to prevent the late complications, so first need to clearly diagnose to exclude whether there is a fracture. 2. If the fracture is ruled out by perfect imaging examination, it should be fixed in a cast or brace for 4-6 weeks, and hot compresses can be applied appropriately. 3. In the process of recovery, these patients should do the corresponding functional exercises under the guidance of the doctor to promote the recovery of the relevant tendons and gradually restore the function of the ankle joint, so that the scar and adhesions produced in the process of recovery can gradually subside.