Impact of Enhanced External Counterpulsation (EECP) on VO2 MAX

Inclusion Criteria: * Healthy active-duty military personnel or DoD beneficiaries * Medically cleared for the 1.5 mile run test \[subjects will be medically cleared via PI's discretion or physician consultation letter\] * 18 years or older \[no age cutoff is needed, subjects will be medically cleared via PI's discretion or physician consultation letter\] * Scoring below 55 out of 60 points on a 1.5 mile run portion of test using current AFI fitness standards \[adjusted for age and gender\] * Maintaining a steady work-out routine and agreeing to adhere to it for the duration of the study. The workouts cannot vary by greater than 50% week to week (e.g. a subject that works out 3 hours on week 1, can only work out between 1.5 to 4.5 hours on week 2). * Dermatological conditions not impacted by the EECP procedure will be allowed to enroll (e.g. eczema). Exclusion Criteria: * Pregnancy or anticipated pregnancy * Exemption from PT (run portion of physical fitness test) * VO2MAX greater than 55 mL/kg/min \[determined from baseline CPX\] * Scheduled permanent change in station within 3 months * Any significant co-morbid health conditions medically classifying the subject as not healthy \[at PI's discretion\], including but not limited to the following. * Previous myocardial infarction, hernias, aneurysms, retinal detachments (unless fixed by laser surgery), macular edema, chest pain, ocular bleeding or seizures * Risk of pulmonary edema * Diagnosed with diabetes, heart f…