It's Important you review the Cellercise® and I Jump Instead DISCLAIMER.

Before beginning any exercise routine, you should consult with your Doctor.  The Cellerciser® helps expose weaknesses, so if you feel pain or discomfort while using the Cellerciser®, consult with your Doctor.  

 The Cellerciser® program offers many different approaches. However, you should consult your physician before attempting the exercise routines in this program, or before following any perceived advice, techniques, instructions or demonstrations contained herein. Particularly if you have any pre-existing health conditions or you are pregnant. You should immediately discontinue any exercise that causes you pain or discomfort and consult with your physician if necessary. The creators, producers, participants, and distributors of this program will not be liable for any complications, injuries, loss, or other medical problems arising from, or in connection with, the use of or reliance upon any information contained or expressed herein. By using this exercise program, you hereby agree to release and discharge the creators, producers, participants and distributors of this program from any and all responsibilities or liabilities from injury arising from your use or participation in the exercise demonstrations or instructions contained herein.