The patient’s thighs are internally rotated and can be corrected by the following methods: First, stretching the thigh muscles, the patient remains seated with the feet about 60 degrees apart and the body lying forward, stretching the posterior and medial thigh muscles for 60 seconds each time, completing 8-10 times a day. Second, the patient is in a prone position, bend the knee 90 degrees, lift the buttock muscles, so that the knee joint leaves the ground, 8-12 times per group, 4-6 groups per day, in order to exercise the leg muscles. Through the above methods, the internal rotation of the thigh can be corrected gradually. Patients should always keep their feet about 60 degrees apart during the exercise process to achieve the best treatment effect. Short-term exercise will not have a significant effect, usually need to adhere to more than six months, in order to see the internal rotation of the thigh gradually corrected.