There is only one exercise technique to expand the disc…the ELDOA. To learn more about the ELDOA exercise system created by Guy VOYER DO contact the Legacy Sport & Wellness Center in Dallas. Class calendars for group ELDOA classes are posted on the Legacy monthly calendar of events, and for practitioners interested in learning how to use these exercises with clients and patients, Legacy Sport & Wellness Center is hosting the last ELDOA 1-2 seminar in Nov. of 2013. Contact the Center for more details: www.legacyperformwell.com