HOW: Begin by sitting on a Swissball. Keeping your hands on your hips, begin to tilt your pelvis towards one side and then towards the other. Perform for duration or repetitions.
FEEL: You should feel the ball moving side to side. Can feel the side abdomen or the pelvic floor working. Can also feel stretch in the side abdomen.
COMPENSATION: Avoid arching the low back. Avoid tilting at the upper body.