Clinical Research Directory

Inclusion Criteria: * Diagnosis of Parkinson's Disease Exclusion Criteria: * Inability to stand or walk without an assistive device * History of symptoms in stance that preclude safe and comfortable participation, such as dizziness and lightheadedness, orthostasis, severe symptomatic leg or back musculoskeletal pain, or medication side effects * Any other history of medical or psychiatric comorbidity, precluding safe participation in the project. * History of symptomatic cardiovascular or pulmonary disease * History of active rheumatic arthritis * History of stroke or other neurologic conditions with significant residual sensorimotor deficits * History of disabling chronic pain syndrome requiring narcotic analgesics * Evidence of dementia (Mini Mental State Exam (or Montreal Cognitive Assessment test) \<24 and significant impairment in activities of daily living) * Venous ulcerative stasis or severe varicosities. * Pregnancy as determined by urine pregnancy test prior to DXA procedure in women of childbearing potential.