1. Department of Kinesiology and Health Sciences, University of Waterloo, Waterloo, ON, Canada
2. Schlegel-UW Research Institute for Aging, Waterloo, ON, Canada
3. School of Health Sciences, University of Northern British Columbia, Prince George, BC, Canada
4. Recreation and Leisure Studies, University of Waterloo, Waterloo, ON, Canada
5. Department of Psychiatry, University of Toronto, Toronto, ON, USA
6. Department of Nursing, University of Northern British Columbia, Prince George, BC, Canada