Our Healthy Back program is a fitness and education program designed to maintain/increase both spinal and overall fitness. Cost is $360 for 6 sessions. This includes sessions on our MedX lumbar extension machine and/or the MedX cervical extension machine and the use of the Core Spinal Fitness machines and other exercise equipment. Certified trainers are always on hand to answer your questions and to insure proper exercise technique so you get the most out of your exercise routine. In just 20 minutes, two times per week, you can achieve the following:.