/ John P. Porcari, PhD, RCEP, MAACVPR, FACSM, Program Director, Clinical Exercise Physiology, University of Wisconsin La Crosse, Executive Director, La Crosse Exercise and Health Program, La Crosse, Wisconsin, Cedric X. Bryant, PhD, FACSM, Chief Science Officer, American Council on Exercise, San Diego, California, Fabio Comana, MA, MS, Faculty Instructor, San Diego State University, School of Exercise & Nutritional Sciences, National Academy of Sports Medicine, San Diego, California