For the correction of O-shaped legs: First, when walking, learn to put the center of gravity on the inside of the leg. A good walking posture is to have an upright body, a straight waist, looking straight ahead, arms swinging naturally on both sides of the body, toes slightly outward or outward to the front, and even strides. At the beginning of the adjustment may feel very awkward, there is a kind of can’t walk feeling, time long will be natural. Second, as soon as you have time to step up your legs, whether waiting for the bus, or sitting and watching TV, straighten your legs and forcefully clamp your knees, 3-5 times a day, each time for about 15 minutes, can effectively correct the leg shape, there is the effect of thin legs. Third, feet apart and shoulder width, feet and knees slightly buckle, do squat and stand up, do not squat completely, 20 times / group, 2-4 groups per day, adhere to a month will be able to see the effect. For the correction of X-shaped legs: one, the palms of the feet to the left and right sides of the “one” shape stand, the knee is straight, from the thigh root, the inside of the knee, calf, heel four points in a straight line, so that the legs together and stand straight. Arms bent at the elbows, arms crossed at the waist, shoulder blades down and back, so that the whole body straight, in the same plane. Second, the left and right knees were bent to the outside, so that the size of the legs to form a diamond shape, the pelvis vertical sinking, the upper body should not be tilted forward and backward, to keep the upper body straight sitting posture, the left and right heels do not release, bend the knee to keep 10 seconds after standing straight again, repeat 3 times.