Keep your feet together and your arms at the center of gravity. When inhaling, tighten the abdomen and push forward; Return to the starting position when exhaling, 15 is a group.

2. Arms and lower abdomen

The upper body is at 45 degrees to the yoga ball, and both hands are supported on the yoga ball. Feet apart, inhale upwards, and bend your arms repeatedly when exhaling 15 times.

3. Abdomen and legs

The body is like a flat plate with feet together. Above the yoga ball, the arm is vertically supported on the ground. After inhaling, the right foot bends forward and exhales. Cross repeat 20 times.

4. Lower abdomen and thighs

Both legs are above the yoga ball, arms support the floor, inhale and hold the yoga ball backwards with your feet, exhale and restore, and repeat 15 times.

5. Waist on both sides

Keep your feet to your knees on the yoga ball, keep your hands perpendicular to the ground, and keep your back flat for flat support. Exhale and bend your feet together towards your arms. Exhale decreased, repeated 15 times.