What is the solution to abdominal movement?

1 First lie flat on the floor, relax your feet, bend your knees, cross your feet close to your body, bend your elbows and put your fingers behind your head.

2. Then, rely on the strength of the back to make the left elbow touch the right knee, and at the same time, the body should also rotate.

3. Finally, exhale first and do the same action on the other side. Until the abdomen began to ache.

Efficacy: tighten the lines on both sides of the abdomen, tighten the abdomen and show the abdominal muscles.