First, frequent leg lifts: lie on your back, raise your legs at right angles, slightly bend your knees, and then relax your muscles. Do it quickly100-180 times (increasing day by day).

Second, pedaling exercise: do supine pedaling exercise. Kick faster, starting at 40 times and gradually increasing to 150 times each time.

Third, foot movement: supine, elbow flexion, palm down, right leg bending, moving to the left, thigh turning hard, knee touching the ground, and then changing legs. Do 10-20 times on each leg, and increase the number of times every day.

Fourth, the body rotates slowly: sit on the ground, separate your hands and feet, and stretch your hands left and right repeatedly, rotating 10- 15 times each time. Lie on your back and relax your muscles completely. Repeat the whole set 3-5 times, increasing day by day.

5. Hip "walking": straighten your legs, hold your instep with your hands, look up, and walk on the same side, so alternately advance 5- 10 meters. Twice a day to increase the distance.

Sixth, lateral bending: put one foot on the chair, bend to the opposite side at the same time, and do 10- 15 times. Then change your feet and do it every day. 7. Side lying: lying on the right side, with the right leg slightly flexed, the left leg straight, the left hand touching the right knee, and the left leg still straight. Count to 2, lie on your side and lift your left leg. Do this 5- 12 times, then switch to the left and do it again, increasing day by day.

Eight, touch your knees: stand, put your hands behind your head and pull down hard, then lean forward and touch your right knee with your left elbow. Repeat 10- 15 times. Then do it in a different direction and increase it every day.