The causes of ankle fracture include: 1. direct violence, such as tibiofibular fracture caused by the impact of a car on the calf. 2. indirect violence, such as violent contraction of the quadriceps muscle when suddenly kneeling down, resulting in patellar fracture. 3. cumulative strain injury, such as long-distance marching easily leads to the fracture of the second and third metatarsal bones. 4. pathological factors, osteoporosis in the elderly leads to ankle fracture. The treatment of ankle fracture includes braking, rest and medicine, etc. Reliable external fixation treatment is beneficial to fracture recovery. After the fracture is healed, attention should be paid to mastering the amount of exercise and exercise essentials according to your physique, fully preparing activities, and avoiding running and jumping exercises on too hard ground.