Feasibility Clinical Study of NLA Tool-US

Exclusion Criteria

• •1. self reported restriction to exercise(by a physician or other).
• •2. unable to carry out performance tests and questionnaires correctly,
• •3. self reported lower or upper extremity surgery or fracture in the last 3 months
• •4. self-reported symptomatic coronary artery disease, myocardial infarction in last 6 months
• •5. self reported history of neurological disease (e.g., Parkinson disease, stroke) with residual impairment
• •6. uncontrolled hypertension (\>150/90 mm Hg)
• •7. self reported congestive heart failure
• •8. unable to communicate in English. Non-English speaking individuals will be excluded due to safety concerns in being able to understand testing instructions.