RecruitingBehavioural interventionEvaluating the Impact of Focused Muscle Contraction Therapy in U.S. VeteransThis research study is being done to investigate if the GH Method exercise program positively affects body composition, improves physical abilities and can improve the overall sense of wellbeing (e.g. depression, PTSD, etc.) in U.S. Veterans. Subjects will be asked to complete 94 total visits (four (4) study testing visits and 90 exercise visits). Enrolled subjects will be tested for fitness, strength, and health risk factors at UIC 4 times and will complete 90 exercise training visits at the GH FITLab over the next 18 months. Subjects will also be asked to complete questionnaires about depression, post-traumatic stress symptoms and thoughts about harming oneself.