University of Victoria, School of Exercise Science, Physical and Health Education, Victoria, British Columbia, Canada. Electronic address: samliu@uvic.ca. Peter Munk Cardiac Centre, University Health Network, Toronto, Ontario, Canada. University of British Columbia, Department of Food, Nutrition & Health, British Columbia, Canada. Peter Munk Cardiac Centre, University Health Network, Toronto, Ontario, Canada; University of Toronto, Faculty of Medicine, Toronto, Ontario, Canada.