1, back to the stool, feet one foot away from the stool, legs naturally separated.
2, abdomen, chin slightly closed, pay attention to keep your back straight, just stick your legs on the stool and inhale downward.
3. Lie on your back on the yoga mat, with your feet shoulder-width apart, palms facing down, and your abdomen tightened at both sides of your body.
4. When exhaling, lift your hips off the ground to the highest level and inhale downwards.