1, body lying flat, arms and legs raised at the same time, 25 seconds in each group, ***2 groups.

2, sideways, left arm to support the body, right arm around the waist, lift across, each group of 25 seconds, left and right exchange ***2 groups.

3. Lie on your back, put your arms on your sides naturally, and push your legs up alternately for 25 seconds in each group, ***2 groups.

4. Lie on your back, put your arms on your head, and push your legs to the ground for 25 seconds in each group, ***2 groups.

5. Lie flat, open your arms, put your legs together and swing from side to side for 25 seconds in each group, ***2 groups.

6. Sit up straight, lean back slightly, keep your lower body still, fold your hands straight, and swing your upper body from side to side for 25 seconds in each group, ***2 groups.