Lie on your back in bed, straighten your hands left and right, straighten your right leg, and then press to the left. The left leg bypasses the right leg and straightens to the right. Repeat left and right legs 10 times. (2) Raise your toes and heels, straighten your hands forward, bend your knees, squat slowly, and then stand up. Repeat 10 times (3) Sit on the floor with your knees arched together, your feet on the ground, your body leaning back and your arms supported. Twist your hips off the ground to the right until your legs touch the ground, and then change your left leg. (4) Stand up straight with hands akimbo, lift the left heel and touch the ground with toes, and then lift the right heel and touch the ground with toes for 20 consecutive times. (5) stand on tiptoe, raise your hands straight, slowly squat down to your hips and touch your calves, and your hands will also extend from your head to your chest.