Sigma Nutrition Radio

Danny Lennon
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Feb 11, 2020 • 37min

#319: Women in Science: Past Guests as Role Models in Nutrition

The release of this episode coincides with the International Day of Women and Girls in Science, which has taken place annually on the 11th February, since 2016. The day recognizes the critical role women and girls play in science and technology. The International Day of Women and Girls in Science is implemented by UNESCO and UN Women, in collaboration with intergovernmental agencies and institutions, as well as civil society partners, that aim to promote women and girls in science. The day’s purpose is to promote full and equal access to participation in science for women and girls. In this episode, we look back on a handul of women who have appeared on the podcast over the past 12 months, to highlight the outstanding work and achievements of women in nutrition science and health science research.
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Feb 4, 2020 • 51min

#318: Chris Melby, PhD – Impact of Energy Flux on Weight Loss Maintenance

Dr. Chris Melby is a Professor in Food Science and Human Nutrition at Colorado State University. He has a long-standing research focus on the interplay between dietary eating patterns and exercise/physical activity in regard to energy metabolism and positive and negative energy balance. In recent times Dr. Melby has published work on the relationshop between energy flux and the probability of maintaining a previous loss of body weight. Long-term maintenance of weight loss requires sustained energy balance at the reduced body weight. This could be attained by coupling low total daily energy intake (TDEI) with low total daily energy expenditure (TDEE; low energy flux), or by pairing high TDEI with high TDEE (high energy flux). This episode is sponsored by Legion Athletics. Get 20% off your order using the code SIGMA. All US order come with free shipping and all international orders have free shipping on orders over $99. All orders have a money-back guarentee. Check out the products at buylegion.com
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Jan 28, 2020 • 1h 13min

#317: Understanding Diet & Heart Disease Risk

This episode is a supplemental/follow-up episode to the ‘Diet & Cardiovascular Disease’ Series of Sigma Statements. If you have not read those statements, you can find them on sigmanutrition.com his episode is sponsored by Legion Athletics. Get 20% off your order using the code SIGMA. All US order come with free shipping and all international orders have free shipping on orders over $99. All orders have a money-back guarentee. Check out the products at buylegion.com Sigma Statements: https://sigmanutrition.com/category/blog-post/statements/
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Jan 22, 2020 • 56min

#316: Michael Grandner, PhD – Societal, Social & Psychological Influences on Sleep

Dr. Michael Grandner is the Director of the Sleep and Health Research Program and an Assistant Professor in the Department of Psychiatry in the University of Arizona College of Medicine – Tucson. He is Board-Certified in Behavioral Sleep Medicine. His research focuses on how sleep and sleep-related behaviors are related to cardiovascular disease, diabetes, obesity, neurocognitive functioning, mental health, and longevity. He has published over 150 articles and chapters on issues relating to sleep and health and his work has been cited over 2,500 times. He is associate editor of the journal Sleep Health and serves on the editorial boards of the journals SLEEP, Journal of Clinical Sleep Medicine, Sleep Medicine, Behavioral Sleep Medicine, Journal of Sleep Research, and Frontiers in Neurology: Sleep and Circadian Rhythms. This episode is sponsored by Legion Athletics. Get 20% off your order using the code SIGMA. All US order come with free shipping and all international orders have free shipping on orders over $99. All orders have a money-back guarentee. Check out the products at buylegion.com Sigma Statements: https://sigmanutrition.com/category/blog-post/statements/
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Jan 15, 2020 • 57min

#315: Samia Mora, MD – Lipids, Lipoproteins & Atherosclerosis

Dr. Samia Mora is an Associate Professor of Medicine at Harvard Medical School, Boston, Massachusetts. She is a cardiovascular medicine specialist at the Brigham and Women’s Hospital, where she is the Director of the Center for Lipid Metabolomics. Dr. Mora’s research focuses on risk factors and prevention of cardiovascular disease. Dr. Mora received her undergraduate degree from Harvard University, and her medical degree from Harvard Medical School. She completed an internal medicine residency at Massachusetts General Hospital and a cardiovascular disease fellowship at The Johns Hopkins Hospital, where she also obtained a Masters in Health Science (Epidemiology) from the Johns Hopkins Bloomberg School of Public Health. This episode is sponsored by Legion Athletics. Get 20% off your order using the code SIGMA. All US order come with free shipping and all international orders have free shipping on orders over $99. All orders have a money-back guarentee. Check out the products at buylegion.com Sigma Statement: https://sigmanutrition.com/lipids
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Jan 9, 2020 • 1h 17min

#314: Q&A – Hemochromatosis, Sodium, Bone Health, & More!

[05:00] how should we define calorie restriction in the context of its scientifically observed connection with longevity? [12.30] I'd love to hear your thoughts about the consumption of duck meat. Does it get categorized as red meat consumption in epidemiological studies? [14.10] Can obese or overweight women experience REDs when dieting? If so how do you manage the risk vs. reward of losing excessive body fat vs inducing REDs? [21.20] How much the Nutrition will change in 10 years, and how much impact it will have in our daily lives? [25.00] Cancer recovery: What type food to eat and training protocols to follow whilst healing after operation  and what type of exercise during chemo? [26.00] I'd love to know what your "weaknesses" are! [34.00] What non-tracking methods do you use for combat athletes? [38.20] can we adapt to higher fat oxidation during exercise so that exogenous CHO isn’t necessary? [42.55] How do you plan a diet to lose muscle mass healthily? [48.40] Does eating a high-fat diet (keto) cause heart health issues? [52.34] Is salt good or bad for your health? [53.38] Does calcium supplement improve bone health and prevent bone fracture? [62.55] Hemochromatosis and the Irish [68.10] In nutritional science and resistance training I'm witnessing what appears to be a shift from a physicalist based approach to a phenomenological based approach. Do you see a similar transition taking place?
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Jan 1, 2020 • 52min

#313: Fergus Connolly, PhD – Authenticity, Elite Human Performance & Getting the Best From Others

Dr. Fergus Connolly is one of the world’s foremost human performance thought leaders and influencers, and has applied performance science with leading sports, military, and business teams. He is the only coach to have full times roles in every major sport. Fergus has served as Director of Elite Performance for the San Francisco 49ers, Sports Science Director with the Welsh Rugby Union, and Performance Director for University of Michigan Football. He has guided coaches, support staff and players in the NBA, Australian Rules Football and international cricket. Fergus has also trained world boxing champions and advises elite military units and companies across the globe. This episode is sponsored by Legion Athletics. Get 20% off your order using the code SIGMA. All US order come with free shipping and all international orders have free shipping on orders over $99. All orders have a money-back guarentee. Check out the products at buylegion.com
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Dec 17, 2019 • 43min

#312: Allison Brager – Sleep Architecture, Chronotypes & Rescuing Performance

Dr. Allison Brager is a behavioral neurobiologist with an expertise in sleep and circadian rhythms for the United States Army (active duty), as well as their contributions to psychiatric, neurological, and inflammatory disease states. She is currently the Director of Human Performance Operations and Outreach Education at the US Army Warrior Fitness Training Center in Fort Knox, Kentucky. Her work has examined sleep and activity regulatory mechanisms as well as adaptation and resiliency to environmental stressors such as exercise, jet lag, and sleep deprivation. She consults with US Olympic, collegiate, and professional sporting teams and major police and fire departments (e.g., NYPD, Boston) in preparation for travel and to create sleep friendly environments. She has served on the Board of Directors of the Sleep Research Society and presently chair a public advocacy committee for the Society for Research on Biological Rhythms. She previously was a Postdoctoral Fellow at the Morehouse School of Medicine in Atlanta, Georgia, as well as the Chief of the Sleep Research Center at the Walter Reed Army Institute of Research. This episode is sponsored by Legion Athletics. Get 20% off your order using the code SIGMA. All US order come with free shipping and all international orders have free shipping on orders over $99. All orders have a money-back guarentee. Check out the products at buylegion.com
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Dec 10, 2019 • 57min

#311: Andrew Chappell, PhD – Diet Strategies in Elite Natural Bodybuilders

Dr. Andrew Chappell is a Lecturer/Researcher at Robert Gordon University, conducting research in sports nutrition, with a specific focus on bodybuilding. Andrew is also a world-class natural bodybuilder with an unprecendented level of national and international success; having 2 Pro Cards and 6 British titles to his name. Andrew also has judged physique contests for over 7 years and has judged at British and World Finals. Andrew holds a PhD from the Rowett Institute of Nutrition and Health. He also holds a BSc in Sport and Exercise Science and a MSc in Human Nutrition and Metabolism. This episode is sponsored by Legion Athletics. Get 20% off your order using the code SIGMA. All US order come with free shipping and all international orders have free shipping on orders over $99. All orders have a money-back guarentee. Check out the products at buylegion.com
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Dec 3, 2019 • 52min

#310: Meeta Singh, MD – Sleep & Circadian Disruption in Pro Athletes: Dealing With the NBA Schedule

Dr Meeta Singh is a sleep doctor whose work and research focuses on “coaching the sleep muscle” to help maximize performance in both individual athletes and sports teams. She is the Service chief of the sleep medicine, and section head and medical director at the Henry Ford sleep laboratory in Michigan. She did her training in psychiatry at the Mayo clinic and a sleep fellowship at the Henry Ford hospital. She is board-certified by the American Board of Psychiatry and Neurology as a psychiatrist and sleep medicine sub-specialist. She has served as a consultant for multiple NFL, MLB, NHL and NBA teams. Dr. Singh performs athletic sleep assessments with personalized prescriptions for better sleep. She also helps sports teams and athletes with their travel management with a focus on addressing sleep deprivation and jet lag and maximizing athletic performance. This episode is sponsored by Legion Athletics. Get 20% off your order using the code SIGMA. All US order come with free shipping and all international orders have free shipping on orders over $99. All orders have a money-back guarentee. Check out the products at buylegion.com

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