Low-load Resistance Training With Blood Flow Restriction in People With Parkinson's Disease

Inclusion Criteria: * Adults ages 18-89 with neurologist-confirmed diagnosis of PD * H\&Y Stage 2 (bilateral involvement without postural instability) up to H\&Y Stage 4 (severe disease) * Able to provide informed consent Exclusion Criteria: * H\&Y Stage 1 (unilateral involvement only) or less * H\&Y Stage 5 (wheelchair or bed bound) * Unable to provide consent or diagnosis of dementia * History of deep venous thrombosis/pulmonary embolism, peripheral vascular disease, thrombophilia or other clotting disorders; report of easy bruising * Any comorbid conditions or pain that substantially affects ability to safely complete rehabilitation (e.g. neurologic, vascular, cardiac problems, orthopedic, or ongoing medical treatments) as determined by a neurologist or physical therapist * Currently undergoing supervised resistance training with a physical therapist or other exercise professional * Using Blood Flow Restriction currently or in the previous 3 months prior to enrollment * Cannot tolerate BFR pressure cuff inflated to 60% of total limb occlusion pressure during baseline assessment * PD-related medication change in the month prior to enrollment