Action one. Supine and abdomen
Lie on your back on the mat, put your hands on your sides, straighten your legs and lift them perpendicular to the ground, push your legs up with the strength of your abdominal muscles, exhale when you exert your strength, and inhale when you restore. Do 15-20 times in each group, and do 4 groups.
Action two? Lie on your back and cross your legs.
Lie on your back on the mat, put your hands on your sides, straighten your legs together, cross your legs and kick up and down, 40 times in each group, 4 groups.
Action 3 Russian distortion
Sit on the mat with your feet on the ground, with your legs slightly bent, your upper and lower back tilted, your hands folded, rotate your body, and feel the force of the internal and external oblique muscles. Do it 50 times in each group and do it in 4 groups.