Guest BioEric Helms, PhD 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. For the better part of his career he’s been a coach at 3D Muscle Journey, working with drug free strength and physique competitors …
#276: Nick Gant, PhD – Neurometabolism: Brain Function, Fatigue & Nutritient Interventions
Nick Gant is Director of the Exercise Neurometabolism Laboratory at the University of Auckland. We discuss nutrients and the brain.
SNR #265: Lessons From Experts – Prediabetes, Autophagy, Relative Energy Deficiency and Carbohydrate Periodization
About This EpisodeThe Sigma Live Sessions include four topic discussions on: 1) Dietary Interventions in Prediabetes & Diabetes – Nicola Guess, PhD 2) Fuelling Elite Sport Performance, Carbohydrate Periodization & Pracitioner Experiences – James Morton, PhD 3) Relative Energy Deficiency & Female Athlete Triad – Kirsty Elliot-Sale, PhD 4) Fasting for Health? Longevity, Autophagy and More – Martin MacDonald, MSc Full interviews: Kirsty Elliot-Sale, PhD – Energy Availability, Menstrual Disorders & RED-S James Morton, PhD – Fuelling Elite Sport: Team Sky, Liverpool FC & Carbohydrate Periodization Nicola Guess, PhD, RD – Prediabetes & Type 2 Diabetes Nutrition About This EpisodeThe …
#263: Brenda Davy, PhD – Dietary Assessment Methods in Nutrition Research
Guest BioBrenda Davy, PhD, RDN Dr. Davy, is a Professor in the Department of Human Nutrition, Foods and Exercise at Virginia Tech. She conducts research investigating the role of diet and physical activity behaviors in the prevention and treatment of obesity and related comorbidities, beverage consumption and weight management, and dietary assessment methodologies. Dr. Davy received a BS in Nutrition in 1989 and an MS in Exercise Physiology in 1992 from Virginia Tech, and a PhD degree in Nutrition from Colorado State University in 2001. Dr. Davy is a Fellow of the American College of Sports Medicine and The Obesity Society, …
SNR #253: Listener Q&A
Danny answers questions submitted by podcast listeners. To submit yours, go to sigmanutrition.com/question
#242: Jake Mey, PhD, RD – How Much Sugar is Too Much?
Guest BioJacob Mey, PhD, RD Jake is a registered dietitan and a human nutrition researcher. His work focuses on diet, muscle & metabolism. He is a Postdoctoral Research Fellow in Integrated Physiology and Molecular Medicine at the Pennington Biomedical Research Center. He is also a contractor in Inflammation and Immunity research at the renowned Cleveland Clinic. In This Episode We Discuss Understanding evidence-based research Can sugar, without caloric excess, still have detrimental health effects? Cleveland Clinic study: effect of wholegrains vs. refined grains on glucose metabolism How much sugar counts as a ‘high intake’? At what intakes we see issues Insulin …
#241: Elise Facer-Childs, PhD – Circadian Phenotypes, Brain Function & Athletic Performance
Guest BioElise Facer-Childs, PhD Elise Facer-Childs is currently a Research Fellow at the Centre for Human Brain Health at the University of Birmingham. She has done research on sleep, circadian rhythms and neuroimaging. She works with human participants to uncover the impact that our body clocks can have on brain structure and function, genetics, physiology and performance. Elise has presented her research at an International Conference for the European Biological Rhythms Society (EBRS)/World Chronobiology Congress (WCC) and has given presentations at the UK’s largest circadian conferences (UK Clock Club). In This Episode We Discuss Understanding circadian phenotypes Neuroimaging (fMRI) to …
SNR #240: Erica Goldstein, RD – Exercise-Associated Anemia, Hepcidin Activity & Implications for Athletes
Guest BioErica Goldstein, RD, MS Erica is a registered dietitian, currently completing a PhD at the University of Central Florida in Orlando. Previously she was employed as a Clinical and Sports Dietitian at the Mayo Clinic in Jacksonville, Florida, where Erica provided individual sports nutrition consultation to endurance and team sport athletes, in addition to providing care and educating oncology patients in the hospital. She has a M.A. in Exercise Science and Health Promotion from FAU, in addition to a B.S. in Nutrition and Dietetics from UNF. She is also a Certified Strength and Conditioning Specialist with the NSCA, and a Certified Sports Nutritionist …
SNR #219: Arthur Lynch – How We Were Wrong, Mistakes Made & Lessons Learned
Online Powerlifting Coaching with Arthur Arthur’s email: arthur@sigmanutrition.com Instagram: @arthurlynch Article: Examining 8 Claims Made About Foam Rolling, Myofascial Release & the “Back Baller” Article: Creatine: Common Questions Answered
SNR #218: Powerlifting Insights: Tuchscherer, McClain, Helms, & More!
In This Episode We Discuss: Mike Tuchscherer on training volume Rori Alter on understanding individual differences in squat mechanics Eric Helms on different methods of implementing autoregulation strategies into training LS McClain on being attentive to technique Matt Gary on the reasons why he recommends training exclusively singles in the deadlift
SNR #217: Israel Halperin, PhD – Combat Sport Science, S&C Coaching & Motor Learning (Guest Hosted by Ciaran O’ Regan)
Share this episode on Facebook Episode 217: Special guest host Ciaran O’ Regan interviews Dr. Israel Halperin about research and application of S&C coaching. How to Listen Listen on Spotify Listen on iTunes (iOS) Listen on Stitcher Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Israel Halperin, PhD Israel is a post-doctoral researcher at Memorial University of Newfoundland. Israel completed his PhD at Edith-Cowan University, Australia in conjunction with the Australian Institute of Sport (AIS). His research centered on the effects coaching feedback has on the performance of resistance trained subjects and combat sport athletes. Israel spent the 3 years working …
SNR #216: Andy Morgan – Experiences & Philosophies of a World-Class Coach
Share this episode on Facebook Episode 216: Andy Morgan is back on the show to discuss a whole host of topics related to coaching, fitness and learning. How to Listen Listen on Spotify Listen on iTunes (iOS) Listen on Stitcher Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Andy Morgan Andy is the founder of RippedBody.com and an online coach. He co-authored the Muscle & Strength Pyramids books along with Dr. Eric Helms and Andrea Valdez. He has published a host of excellent nutrition and training resources in the form of ebooks, articles and podcasts, which can be …
SNR #215: Andy Galpin, PhD – Science to Practice, Technology and Adaptation to Stress
Share this episode on Facebook Episode 215: Dr. Andy Galpin of CSU Fullerton talks about blending evidence and practice, as well as the potential beneficial and detrimental roles of technology for making training decisions. How to Listen Listen on Spotify Listen on iTunes (iOS) Listen on Stitcher Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Andy Galpin, PhD Andy is a tenured Professor in the Center for Sport Performance at CSU Fullerton. Andy spent 4 years studying the structure and function of human skeletal muscle at the single cell level, a feat which earned him a PhD in Human Bioenergetics …
SNR #214: Marty Kendall – Optimising Nutrition Through Nutrient Density
Share this episode on Facebook Episode 214: Marty Kendall How to Listen Listen on Spotify Listen on iTunes (iOS) Listen on Stitcher Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Marty Kendall Marty writes articles over at his site optimisingnutrition.com. There he has created a framework for eating for health, which focuses on three primary parameters: 1) energy density, 2) nutrient density, and 3) insulin load. In This Episode We Discuss: The 3 components of Optimising Nutrition: energy density, nutrient density and insulin load What diets are better or worse from a nutrient density perspective How context changes the requirements …
SNR 213: Greg Potter – Chronobiology & Chrononutrition (Research Breakdown)
Chronobiology researcher Greg Potter is on the podcast to breakdown two recent research studies in the area of chronobiology and chrononutrition. Guest Bio Greg Potter, PhD Greg is currently just finishing up his PhD at the University of Leeds in the UK. His research focus on chronobiology; looking at circadian rhythms, light-dark cycles and the potential for meals to entrain peripheral circadian clocks. Two Research Papers Examined in this Episode: Paper One: Stothard et al., 2017 – Circadian Entrainment to the Natural Light-Dark Cycle across Seasons and the Weekend Paper Two: McHill et al., 2017 – Later circadian timing of food intake is associated …
SNR #212: Mike Zourdos, PhD – Drop Sets, Cardio for Lifters & Understanding Research as Conceptual
Subscribe to MASS (Monthly Applications in Strength Sport) Episode 212: Dr. Mike Zourdos of Florida Atlantic University breaks down two recent strength training-related research papers. How to Listen Listen on Spotify Listen on iTunes (iOS) Listen on Stitcher Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Mike Zourdos, PhD Michael (Mike) C. Zourdos, Ph.D, CSCS: Mike is an Assistant Professor in Exercise Science at Florida Atlantic University with a specialization in strength and conditioning and skeletal muscle physiology. He earned his Ph.D. in Exercise Physiology from The Florida State University (FSU) in 2012 under the guidance of …
SNR #211: Brianna Stubbs, PhD – Ketogenesis, Metabolism and Ketone Ester Supplementation
Share this episode on Facebook Episode 211: Brianna Stubbs, PhD discusses some of the peer-reviewed research she has published on ketone metabolism and ketone ester supplementation. How to Listen Listen on Spotify Listen on iTunes (iOS) Listen on Stitcher Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Brianna Stubbs, PhD In 2016 Brianna completed her PhD in Metabolic Biochemistry at Oxford University. She also became a World Champion rower as part of the GB Rowing Lightweight Women’s four person crew, and won 3 other World Rowing Championships medals. She has published peer-reviewed studies looking at ketone metabolism, …
SNR #210: Prof. Tim Noakes & Martin MacDonald – Carbohydrate Intake, Insulin Resistance & Body Fat Regulation
Share this episode on Facebook Episode 210: Open discussion between Prof. Tim Noakes and Martin MacDonald on the topic of carbohydrates, insulin resistance and body fat. Listen on Spotify Get the podcast on iTunes (iOS) Get the podcast on Stitcher (Android app) Get podcast RSS feed Click Here to Get Podcast Transcripts Guests Tim Noakes, PhD Prof Noakes obtained an MBChB degree in 1974, an MD in 1981 and a DSc (Med) in Exercise Science in 2002. In the early 90s, Noakes teamed up with Morné du Plessis to drive the founding of the Sports Science Institute of South Africa …
SNR #209: Amy Bender, PhD – Sleep Better: Practical Evidence-Based Recommendations
Sleep researcher Dr. Amy Bender discusses the most current evidence-based recommendations for optimizing your sleep for health and athletic performance. Guest Bio Amy Bender, PhD Dr. Bender is the Clinical Program Director of Athlete Services at the Centre for Sleep & Human Performance and is also an adjunct professor of Kinesiology at the University of Calgary. She received her PhD and Master of Science degrees in Experimental Psychology from Washington State University in Spokane, WA specializing in sleep EEG. Her current research focuses on the relationship of sleep and recovery on athletic performance in Canadian National Team athletes. Her research …
SNR #208: Herman Pontzer, PhD – Constrained Energy Expenditure Model & the Evolutionary Biology of Energy Balance
Episode 208: Evolutionary biologist Dr. Herman Pontzer of Hunter College discusses the model of constrained energy expenditure and the metabolic adaptations that accompany high levels of physical activity. Guest Bio Herman Pontzer, PhD Dr. Pontzer is an associate professor at the Department of Anthropology, Hunter College & City University of New York. He is an evolutionary biologist with a PhD in Biological Anthropology from Harvard University. He has published seminal work in the area of energetics, including viewing human energy expenditure via a model of constrained total energy expenditure. He s truly a world-class leader in this field and has been …
SNR #207: Alex Ritson – Research: Dynamic Fat Loss Rules & High vs. Low Reps
Share this episode on Facebook Episode 207: Alex Ritson is on the show to dive into two recent recent papers; one investigating the theories of dynamic fat loss models, and the other looking at the effect of low-rep vs. high-rep training for hypertrophy and strength. Get the podcast on iTunes (iOS) Get the podcast on Stitcher (Android app) Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Alex Ritson Alex is a part of the online nutrition and training coaching company Lean Body Performance as the nutritionist and co-founder. He has gained certification with the International …
SNR #206: Alessandro Ferretti – Blood Glucose, HRV & Inflammatory Response to Diet
Share this episode on Facebook Episode 206: Nutritionist Alessandro Ferretti discusses data he has collected that may inform us as to the inflammatory response to diet and lifestyle, using markers such as blood glucose, heart rate variability and Alessandro’s metric of “HRV/BG Index”. Get the podcast on iTunes (iOS) Get the podcast on Stitcher (Android app) Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Alessandro Ferretti Alessandro graduated from the Institute of Optimum Nutrition in 2001 and formed Equilibria Health Ltd in 2004. With a growing team of Nutritionists and a Medical Doctor, Equilibria Health is now …
SNR #205: Brandon Roberts, PhD – Muscle Physiology & Bodybuilding Case Study (Research Breakdown)
Share this episode on Facebook Episode 205: Brandon Roberts, PhD gets into the details of two recent research papers pertinent to the area of muscle hypertrophy. Get the podcast on iTunes (iOS) Get the podcast on Stitcher (Android app) Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Brandon Roberts, PhD Brandon has a PhD in Muscle Biology and is currently a Postdoctoral Fellow researching muscle physiology related to hypertrophic adaptations. He is a published author or peer-reviewed research. In addition to his prowess in academia, Brandon is well-respected and experience in the practical side of things; …
SNR #204: Greg Nuckols – Research Breakdown: Concurrent Training & Fat Free Mass Index
Click here to subscribe to MASS Episode 204: Greg Nuckols is on the show to review two recent research papers; one looking at concurrent training and the interference effect, and the other looking at the fat-free mass index in athletes. Get the podcast on iTunes (iOS) Get the podcast on Stitcher (Android app) Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Greg Nuckols Greg Nuckols is the founder of StrongerByScience.com, a website that provides comprehensive information about how to get stronger and more jacked. Greg has over a decade of experience under the bar, and a BS …
SNR #203: Arthur Lynch – FFM for Strength & HMB vs. Leucine
Episode 203: Arthur Lynch, PhD candidate at the University of Limerick, is on the show to break down two important research papers. Get the podcast on iTunes (iOS) Get the podcast on Stitcher (Android app) Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Arthur Lynch, PhD Candidate Arthur is an exercise physiology PhD researcher and international-level competitive lifter in the IPF. He is head powerlifting coach at Sigma Nutrition. His current research is based on HMB supplementation and anabolism. Research Papers Discussed In This Episode: Study #1: Brechue & Abe, 2002 – The role of FFM accumulation and …
SNR #202: Andrea Valdez: Insights About Coaching, Training & the Fitness Industry
Episode 202: 3D Muscle Journey coach Andrea Valdez discusses her background as an athlete, the transition to bodybuilding coaching, battling with feeling inferior and the current state of the fitness industry. Get the podcast on iTunes (iOS) Get the podcast on Stitcher (Android app) Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Andrea Valdez Andrea Valdez has been an athlete her entire life. As a former competitive gymnast and long-time coach in the sport, she developed a discipline and respect for the powers that strong minds and bodies can achieve. This led her to continued success …
SNR #201: Eric Helms, PhD – Anabolic Sensitivity & High-Protein Bulking [Research Breakdown]
Click here to subscribe to MASS Episode 201: Eric Helms, PhD of Auckland University of Technology is on the podcast to breakdown two interesting research papers. We look at a paper on protein overfeeding and another on the effect of body fat on anabolic sensitivity. Get the podcast on iTunes (iOS) Get the podcast on Stitcher (Android app) Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Eric Helms, PhD Coach, athlete, author, eductor and researcher, Eric has been involved in the fitness industry since the early 2000’s. For the better part of his career he’s been …
SNR #200: Saturated Fat Panel Discussion – Nadolsky, Guyenet, Masterjohn & Dieter
Share this episode on Facebook Episode 200: Our 200th episode is a special and unique one with an in-depth panel discussion on the topic of saturated fat. On the panel are Dr. Spencer Nadolsky, Stephen Guyenet PhD, Chris Masterjohn PhD and Brad Dieter PhD. Get the podcast on iTunes (iOS) Get the podcast on Stitcher (Android app) Get podcast RSS feed Click Here to Get Podcast Transcripts The Panellists 1) Dr. Spencer Nadolsky Dr. Nadolsky is a a board certified family and obesity medicine physician. He is known for being extremely passionate about using exercise and lifestyle interventions as medicine, where possible. …
SNR #199: Ciaran Fairman – Exercise-Oncology: Effects of Exercise in Cancer Treatment & Survivorship
Share this episode on Facebook Episode 199: PhD researcher Ciaran Fairman of Ohio State University discusses the field of exercise-oncology and how exercise is helping cancer patients/survivors at all stages of the diagnosis, treatment and rehabilitation. Get the podcast on iTunes (iOS) Get the podcast on Stitcher (Android app) Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Ciaran Fairman (PhD can.) Ciaran Fairman, M.S. is currently working on his doctorate in the Kinesiology program at The Ohio State University. Ciaran received his M.S. in Kinesiology from Georgia Southern University, working in the Human Performance laboratory, and holds several …
SNR #198: Richard Nikoley – Ketosis: A Call For for Context & Sanity
Share this episode on Facebook Episode 198: Richard Nikoley of Free The Animal discusses the need for some sanity to be brought to the discussions surrounding ketosis. Guest Bio Richard Nikoley Richard Nikoley is the man behind the blog Free the Animal, which as of 2016, contains over 4,000 posts and 100,000 comments from readers. He has written about his learnings on health, diet, and lifestyle. In This Episode We Discuss: Discussions around ketosis Calorie-deficit induced ketogenic diet vs. nutritional ketosis at calorie balance Anti-lipolytic nature of ketones Inaccurate claims about ketosis and ketogenic diets Hierarchy of factors influencing body composition Links & Resources …
SNR #197: Kyle Mamounis, PhD – Fatty Acid Metabolism & Implications for Health
Share this episode on Facebook Episode 197: Researcher Kyle Mamounis Get the podcast on iTunes (iOS) Get the podcast on Stitcher (Android app) Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Kyle Mamounis, PhD Kyle J. Mamounis, has a doctoral degree in nutritional science from Rutgers University in New Brunswick, New Jersey USA. He is currently a researcher at University of Central Florida in Orlando. His primary research interest is investigating the effects of fatty acids on energy balance regulation. He maintains a science blog with posts on his research interests, reviews of science magazine articles and general cellular …
SNR #196: Rob Wildman, PhD – Nutrient Timing & the 24-Hour Approach to Workout Nutrition
Share this episode on Facebook Episode 196: Researcher and registered dietitian Dr. Rob Wildman discusses the importance of viewing performance and recovery nutrition as a 24 hour process, rather than hyperfocusing on the workout “window”. Get the podcast on iTunes (iOS) Get the podcast on Stitcher (Android app) Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Rob Wildman, PhD Dr. Rob Wildman, PhD, RD is Chief Science Officer for DYMATIZE Enterprizes in Dallas, Texas. Dr. Wildman is the author of four books including Sports & Fitness Nutrition and The Nutritionist: Food, Nutrition & Optimal Health. He has …
#195: Brendan Egan, PhD – Exogenous Ketone Supplementation
Episode 195: Dr. Brendan Egan of Dublin City University discusses the current research on exogenous ketone supplementation for athletic performance and recovery. Guest Bio Brendan Egan, PhD Brendan holds a position as Senior Lecturer in Sport and Exercise Physiology in the School of Health and Human Performance at Dublin City University. His current research investigates the molecular regulation of skeletal muscle function and adaptation across the life course, with special interest in the synergy between nutrition and exercise interventions to optimise performance in athletes and elderly. He received his BSc Sport and Exercise Science from the University of Limerick in …
#194: Daniel Davey – Applied Performance Nutrition for Team Field Sports
Episode 194: Leinster Rugby performance nutritionist Daniel Davey discusses how to apply evidence-based nutrition practices with team sport athletes in elite-level sport. Guest Bio Daniel Davey Daniel received his BSc in Science from University College Dublin and holds an MSc in Nutrition, Physical Activity & Public Health from the University of Bristol. Daniel is also a Certified Strength & Conditioning Specialist (C.S.C.S) with the NSCA, and has completed the national qualification in Exercise and Health Studies. Daniel has worked as a performance nutritionist with a host of elite athletes in a range of sports such as golf, athletics, rugby and …
SNR #193: Lyle McDonald – Nutrient Partitioning & Fuel Utilization
Share this episode on Facebook Episode 193: Lyle McDonald returns to talk about issues around nutrient partitioning and whether we can Get the podcast on iTunes (iOS) Get the podcast on Stitcher (Android app) Get podcast RSS feed Click Here to Get Podcast Transcripts Guest Bio Lyle McDonald Lyle is the author of the Ketogenic Diet, the Rapid Fat Loss Handbook and the Guide to Flexible Dieting. He has been interested in all aspects of human performance physiology since becoming involved in competitive sports as a teenager. Pursuing a degree in Physiological Sciences from UCLA, he has spent almost 20 years …
#192: Shona Halson, PhD – Recovery Strategies for Elite Performance
Episode 192: Australian Institute of Sport recovery physiologist Dr. Shona Halson discusses her exciting work look at performance, fatigue and immunity in elite athletes. Guest Bio Shona Halson, PhD Dr Shona Halson is the Senior Recovery Physiologist at the Australian Institute of Sport and an Associate Editor of the International Journal of Sports Physiology and Performance. Her work involves providing athletes with advice and assistance to minimise fatigue and maximise recovery, she is responsible for conducting applied research to evaluate techniques to reduce fatigue and increase recovery. Shona has worked closely with the Australian Dolphins and their specific preparation for …
#190: Mike Israetel, PhD – Nutrition Considerations for the Strength Athlete
Episode 190: Mike Israetel, PhD discusses the relative importance of carbohydrates for strength athletes, planning nutrition periodization for strength athletes and how to structure mesocycles for strength gain. Guest Bio Mike Israetel, PhD Mike Israetel is currently a professor of Exercise Science at Temple University in Philadelphia, as well consulting nutritional and training for elite strength and combat athletes around the world. Mike is the head science consultant for Renaissance Periodization, where he has authored and co-authored a number for books. He has a PhD in Sport Physiology from East Tennessee State University, and on the sporting side has experience …