1, supine flat belly roll is different from sit-ups, and you can't roll your belly in the posture of sit-ups. Before lying on your back, lie flat on the yoga mat, with your knees bent upward to ensure that your toes are facing forward.

2. After getting ready for action, you don't need to lift your body excessively in the process of doing supine flat belly roll. In the upward process, you only need to lift your body slightly and let the shoulder blades of your back leave the mat slightly. When getting down, don't let your body lie down completely, just let the upper part of your scapula land.

3, supine flat belly roll this action, in the process of doing an action, there are many problems to pay attention to. For example, when doing this action, don't shake your head while doing it. In addition, in the process of doing supine flat belly roll, you should exhale, on the contrary, you should inhale in the process of going down.