The Performance Zone: Your Nutrition Action Plan for Greater Endurance & Sports Performance (Teen Health Series)
John Ivy, Ph.D., is a professor and head of the Department of Kinesiology and Health Education at the University of Texas. He is a world-renowned expert on the role of nutrition in exercise performance. He has published over 150 research papers and review articles.Robert Portman, Ph.D.is president and director of research for PacificHealth Laboratories, a leading nutrition technology company. He has been a pioneer in developing nutritional products that can improve exercise performance and recovery.