HIGHLIGHTED TOPIC Exploring New Concepts in the Management of Heart Failure with Preserved Ejection Fraction: Is Exercise the Key for Improving Treatment? Determinants of exercise intolerance in patients with heart failure and reduced or preserved ejection fraction

Mark J. Haykowsky, Corey R. Tomczak, Jessica M. Scott, D. Ian Paterson, and Dalane W. Kitzman Faculty of Rehabilitation Medicine, University of Alberta, Edmonton, Alberta, Canada; Faculty of Medicine (Division of Cardiology), University of Alberta, Edmonton, Alberta, Canada; College of Kinesiology, University of Saskatchewan, Saskatoon, Saskatchewan, Canada; Universities Space Research Association, Houston, Texas; and Department of Internal Medicine, Sections on Cardiology and Geriatrics, Wake Forest University School of Medicine, Winston Salem, North Carolina