title: Invited commentary.
authors.affiliation: Department of Physical Therapy, College of Public Health and Health Professions, University of Florida, PO Box 100154, Gainesville, FL 32610-0154, USA. abehrman@phhp.ufl.edu
authors.forename: Andrea L
authors.initials: AL
authors.lastname: Behrman
mesh_terms: D000203:Activities of Daily Living; D000328:Adult; D004185:Disability Evaluation; D005081:Exercise Therapy / Q000379:methods*; D005260:Female; D020233:Gait Disorders, Neurologic / Q000503:physiopathology / Q000534:rehabilitation*; D006801:Humans; D008297:Male; D008875:Middle Aged; D017063:Outcome Assessment, Health Care; D026741:Physical Therapy Modalities; D020127:Recovery of Function; D013119:Spinal Cord Injuries / Q000503:physiopathology / Q000534:rehabilitation*; D016474:Weight-Bearing / Q000502:physiology