Telehealth Delivered Home-based Walking for Vets With Peripheral Artery Disease

Inclusion Criteria: * Men and women * Diagnosis of lower extremity PAD due to atherosclerosis * Claudication with walking defined as stage 1-3 on the Rutherford Scale * Medical clearance from the patient's primary care provider or vascular care provider * Ability to walk at least one city block * Self-reported sedentary behaviors defined as \< 150 minutes per week of physical activity * Access to a phone and/or email \& Internet * Competent to provide informed consent Exclusion Criteria: * Life expectancy of less than six months * Comorbidities that limit walking to a severe degree (i.e., wheelchair-bound) * Resident of a nursing home * Recent enrollment in an exercise program or performing 150 minutes per week or more of exercise * Planned revascularization or amputation in the next two months * Recent CVD events (\< 3 months) including stroke/TIA, MI, UA, PCI/CABG * Unstable cardiac conditions (severe valve disease, NYHA class III-IV heart failure, untreated complex congenital heart disease, or complex arrhythmias) * Current substance abuse * Psychiatric disorder which limits the patient's ability to follow the study protocol * Pregnancy * Inability to speak and read English