Sigma Nutrition Radio

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Fitness & Nutrition
**Sigma Nutrition Radio**

Discussions about the science of nutrition, dietetics and health. The podcast that educates through nuanced conversations, exploring evidence and cultivating critical thinking. Hosted by Danny Lennon.

Latest Episodes:

#290: Menno Henselmans & Eric Helms, PhD - Diet Breaks, Calorie Cycling & Muscle Retention Jul 15, 2019

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In This Episode We Discuss:

How low is "too low" for low calorie days?
How much do very low calorie days or fasting impact muscle retention?
Is there a physiological benefit to diet breaks and refeeds?

Eric is currently a Research Fellow at Auckland University of Technology, New Zealand. His work is focused on training and nutrition interventions that could have implications for bodybuilders, powerlifters and other strength athletes. Eric has many peer reviewed publications and currently has many ongoing research projects and collaborations.

Previously, Eric completed his PhD at AUT. He also holds a BS in fitness and wellness, an MS in exercise science, and a MPhil in sports nutrition.

Once a former business consultant specialized in advanced statistical data analysis, Menno has MSc from the University of Warwick (UK) in that area. Menno's background in science and statistics helped him to develop a unique way of approach questions in fitness.

Menno is a published academic author and has spoken at some of the world's biggest evidence-based training conferences and events.

SHOW NOTES: https://sigmanutrition.com/episode290

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#289 Ciaran Fairman, PhD – Exercise Interventions in Cancer Treatment Jul 05, 2019

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Ciaran is a post-doc research fellow at the Exercise Medicine Research Institute (EMRI) at Edith Cowan University in Western Australia.

Ciaran completed his PhD in the Exercise and Behavioral Medicine Laboratory at The Ohio State University under the mentorship of Dr. Brian Focht. Here, his research focused on the physiological and psychosocial responses to physical activity lifestyle interventions in a variety of clinical populations including breast and prostate cancer, and individuals with knee osteoarthritis.

Ciaran is also strong advocate of the dissemination/translation of scientific research to a variety of audiences. He is the founder of REACH (Research in Exercise and Cancer Health), a company designed to provide evidence-based guidelines of physical activity to health/medical professionals and individuals with cancer.

SHOW NOTES: https://sigmanutrition.com

#288: Ted Ryce: Meditation, Communication & Understanding Behaviours Jun 26, 2019

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Ted is an online coach and podcaster. He has been in the fitness industry for over 20 years, with much of that spent as a sought-after personal trainer in Miami, Florida. During his coaching career he has worked with a variety of clients including Fortune 500 CEOs and celebrities, including Richard Branson and Robert Downey Jr. In more recent years he has continued to coach people online whilst being based in several different locations around the world.

Show notes: https://sigmanutrition.com/episode288/

#287: Gregg Slater - Dietary Fatigue, Nutrition Periodization & the Deficit-Adherence Model Jun 19, 2019

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Gregg Slater is head of education at Lift The Bar, a company providing education to fitness professionals. After completing his BSc in Sports and Exercise Science Gregg started out his professional life as a Physical Education Teacher before making the transition towards his passion for fitness as a Physical Training Instructor in the Royal Air Force for 10 years.

In 2015 he took up his role as Head of Education for Lift The Bar. Over this time Gregg has designed a number of acclaimed courses on a variety of topics, mentored trainers, consulted with gyms and runs regular educational seminars for personal trainers.

In This Episode We Discuss

"Dietary fatigue"
The deficit-adherence model (dietary performance = deficit – fatigue)
Balancing diet sustainability, rate of progress and adherence
How previous experiences with diets shoudl be taken into account
Transitioning from a period of dieting to a period of weight maintenance
Dietary autoregulation

SHOW NOTES: https://sigmanutrition.com/episode287/

#286: James Morton, PhD - Fuelling Elite Sport: Team Sky, Liverpool FC & Carbohydrate Periodization Jun 11, 2019

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Dr. James Morton is a Professor of Exercise Metabolism at Liverpool John Moores University. He has an extensive list of published peer-review research in high impact journals, as well as being deeply involved in the highly-regarded sport science and nutrition programs at LJMU.

James was Head of Nutrition at Team Sky (now Team Ineos) during a period where the team captured 5 Tour de France titles. Previously, Dr. Morton worked as head performance nutritionist at Liverpool Football Club. He also also worked with professional and amateur boxers.

Show Notes: https://sigmanutrition.com/episode286/

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#285: What is Health? A Conceptual Framework Jun 04, 2019

Show notes

Intro to Danny's framework for defining "health": 1) Physical Reality – 06.30; 2) Contentedness – 14.08; 3) Psychological Framework – 31.37

DUBLIN SEMINAR: https://sigmanutrition.com/healthseminar/

SHOW NOTES: https://sigmanutrition.com/episode285

#284: Simone Harding – Tackling Negative Body Image & Weight Stigma May 28, 2019

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Simone is an Intuitive Eating Counsellor, currently finishing MSc Nutrition and Behaviour at Bournemouth University. She is also a PhD Counselling psychology candidate. Her academic research area is body image and adaptive eating, and she practices as a therapist in the field of nutrition, chronic dieting, body image and eating disorders.

In This Episode We Discuss The scale of the problem of negative body image Tying appearance to self-worth & personal identity External drivers of negative body image Root causes of obesity Why "self-responsability" isn't helpful at scale Steps in modifying body image Self-talk: moving from negative to neutral to positive Can non-weight loss interventions improve health to the same degree as those that lead to weight loss in "at risk" groups (e.g. those with diabetes or with obesity)?

SHOW NOTES: https://sigmanutrition.com/episode284/

#283: Alun Williams, PhD - The Genetics & Science Behind the Historic Caster Semenya/IAAF Case May 21, 2019

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Dr. Williams is the Director of the Sports Genomics Laboratory and is a Reader in Sport and Exercise Genomics at Manchester Metropolitan University. Alun is also Honorary Senior Research Associate at University College London. He has a PhD from the University of Birmingham.

He has published expert position statements about the ethics and practicality of applying genetic technologies in sport. And was recently involved in the historic IAAF vs. Caster Semenya case related to testosterone levels within athletes with differences of sexual development (DSD).

SHOW NOTES: https://sigmanutrition.com/episode283/

#282: Louise Burke, PhD - Project Supernova: The Science of Fuelling Elite Athletes May 14, 2019

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Professor Louise Burke has been one of the most highly respected and accomplished sports nutrition researchers over several decades. She has been the head of sports nutrition at the Australian Institute of Sport (AIS) for nearly 30 years, publishing a vast number of important, novel and high-quality papers in the sports nutrition field.

Professor Bourke's research interests lie in nutritional intervention strategies for sporting performance. The goal of Louise's research is to find practical nutrition strategies that athletes and coaches can use to achieve optimum performance. Often this will involve examining metabolism during and after exercise to discover how complex systems work.

SHOW NOTES: https://sigmanutrition.com/episode282/

#281: Jake Linardon, PhD – Eating Disorders, Binge Eating & Body Image May 06, 2019

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Dr. Jake Linardon is a Lecturer in Psychology at Deakin University, Melbourne Australia. He started working at Deakin in 2018, shortly finishing his PhD at Australian Catholic University (2017). He continues to research into eating disorders, with a primary focus on testing and evaluating a broad range of treatment approaches for eating disorders.

SHOW NOTES: https://sigmanutrition.com/episode281/

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