1. Lie on your back and roll up your abdomen. Usually, you have done lying flat on the mat, but most people will have low back pain or discomfort under the sacrum. Using the elasticity of yoga ball will improve the exercise experience.

2. Flat support For you who often do flat support, you may be tired or not too challenging, so try yoga ball flat support. The instability of yoga ball will make you strengthen your core strength and find more stability.

3. Alternately lift to the side. Usually, the elbow is lifted to the side, which requires higher requirements for the internal and external oblique muscles of the abdomen. Some people's knees are uncomfortable and they can't exercise the correct muscles when they are injured in this group of movements. Using yoga balls can improve the movement experience and better exercise the core muscles.