title: Last Word on Point:Counterpoint: The major limitation to exercise performance in COPD is 1) inadequate energy supply to the respiratory and locomotor muscles, 2) lower limb muscle dysfunction, 3) dynamic hyperinflation.
authors.affiliation: Department of Medicine, Queen's University, Kingston, Ontario, Canada.
authors.forename: Denis
authors.initials: D
authors.lastname: O'Donnell
authors.forename: Katherine
authors.initials: K
authors.lastname: Webb
mesh_terms: D004734:Energy Metabolism / Q000502:physiology*; D017079:Exercise Tolerance / Q000502:physiology*; D006801:Humans; D035002:Lower Extremity / Q000503:physiopathology*; D018482:Muscle, Skeletal / Q000378:metabolism / Q000503:physiopathology*; D029424:Pulmonary Disease, Chronic Obstructive / Q000503:physiopathology*; D015656:Respiratory Mechanics / Q000502:physiology*; D012132:Respiratory Muscles / Q000378:metabolism / Q000503:physiopathology*