Changing Body Composition—It’s Not All About Calories!

by Jenna Bell, PhD, RD, LD and John Ivy

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Type: DVD

Item: C910742


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What effect does nutrition and exercise have on influencing changes in body composition in youth and aging clients? Jenna and John will review the basics of energy metabolism and the effects dietary carbohydrate, protein and fat have on influencing changes in fat and lean mass. They’ll also discuss the assessment and interpretation of body composition data and its relevance to health, as well as the effect that timing of ingesting meals has on changing body composition and the impact this may have on quality of life.

About the Author

Jenna Bell, PhD, RD, LD

Jenna Bell, PhD, RD, LD IDEA Author/Presenter

Dr. Jenna A. Bell is the co-author of Energy to Burn: The Ultimate Food & Nutrition Guide to Fuel your Active Lifestyle (John Wiley & Sons 2009) and Launching Your Dietetics Career (ADA 2011), Nutrition Communications Consultant and member of the Editorial Advisory Board for Today’s Dietitian. Dr. Bell is a leader with the Academy of Nutrition & Dietetics as the current Chair-Elect (2012-2013) for the Sports, Cardiovascular and Wellness Nutrition Dietetic Practice Group and past member of the Academy’s House of Delegates, Nominating Committee and New Member Advisory Committee. She is an international presenter for healthcare professionals and consumers, and her expertise have been featured in Us Weekly, Self Magazine, Fitness magazine, Pilates Style, Men’s Health, Runner’s World, IDEA Fitness Journal, IDEA Health and Fitness Source, IDEA Personal Trainer, other print publications and on the web. She’s been published in scientific journals, and appeared on the Daily Buzz, ABC, NBC and FOX affiliates, local and national radio programs and podcasts. Jenna is a Nutrition Advisor to international sports nutrition companies, and co-founder of Swim, Bike, Run, Eat!. She has provided nutrition seminars at major athletic events like the Boston Marathon, the ING New York City Marathon, Bank of American Chicago Marathon and the Ford Ironman World Championship in Kona, HI. Jenna is a two-time Ironman Finisher and completed three marathons. In addition, she has competed in numerous sprint and Olympic distance triathlons and road races. Dr. Bell earned her doctorate with Distinction in Health and Human Performance with an emphasis on Exercise Science at the University of New Mexico, Masters Degree with Distinction in Nutrition and dietetic internship, and Bachelors in Nutritional Sciences from the University of New Hampshire. She is a popular speaker and writer for IDEA Fitness Journal.

John Ivy

John Ivy IDEA Author/Presenter

Dr. John Ivy is the Teresa Lozano Long Endowed Chair Emeritus at the University of Texas at Austin. He received his Ph.D. in Exercise Physiology from the University of Maryland, and trained in physiology and metabolism at Washington University School of Medicine as an NIH Post-Doctoral Fellow. He served on the faculty at the University of Texas for 31 years and as Chair of the Department of Kinesiology and Health Education for 13 years. Dr. Ivy is the author of over 170 scientific papers, numerous book chapters and four books on sports nutrition including the very popular Nutrient Timing, which has been published in 4 languages. His research has pioneered our understanding of muscle metabolism and how nutritional supplementation can improve exercise performance, recovery and training adaptation. His research has also focused on the effects of exercise and nutrition on muscle glucose transport and insulin resistance, and how appropriate levels of physical activity and diet can prevent type 2 diabetes and other metabolic diseases. Dr. Ivy has consulted with numerous food and supplement companies on product development and the science of sports nutrition. He is currently Chief Scientific Officer for Neogenis Sports, Chair of the Scientific Advisory Board for EAS, and consultant to General Mills. He has also worked with many elite athletes to improve and integrate their training and nutrition plans. Dr. Ivy is a Fellow of the National Academy of Kinesiology, and the American College of Sports Medicine and a recipient of the College’s Citation Award. He is also a member of the American Physiological Society, American College of Nutrition and the College and Professional Sports Dietetics Association.

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