Sigma Nutrition Radio

Nia Shanks of Lift Like a Girl talks how to approach nutrition without stress, working out because you love your body not hate it and how you can become the most awesome version of yourself. Go to episode page

World-renowned researcher Dr. Barbara Rolls discusses the concept of volumetics and how satiety and calorie density are important for weight loss and weight maintenance. Go to episode page

Alex Viada of Complete Human Perforamnce discusses energy systems, benefits of concurrent training, how to program it correctly, and nutritional/hydration considerations for endurance athletes. Go to episode page

We look at soluble vs. insoluble fiber, fermentable vs. non-fermentable fiber, resistant starch, oligosaccharides, effect on gut health, and the role of prebiotics. Go to episode page

Menno Henselmans of Bayesian Bodybuilding talks refeeds, cyclic low-carb diets, ketogenic diets, carb cycling, circadian rhythms and body recomposition. Show notes

Danny discusses how the caloric density of meals is an important consideration when going through a hypocaloric phase.

Bill Willis, PhD talks about inflammation, the adaptive response to training and how antioxidants can potentially negatively impact exercise performance, recovery and physical improvements.

Danny breaks simply how much protein you should eat each day, at what times and how much post-workout.

Dr. Bryan Walsh, ND talks about adrenal physiology, low and high cortisol, the HPA axis, why adrenal fatigue is a myth and how all this influences how you should eat and live. Episode page here

Danny talks about the importance of keeping perspective and how important perception is when it comes to dieting. You can grab all the links mentioned in this episode at sigmanutrition.com/episode45 Fundamentals vs. small details What success is predicated on Limiting factors An interesting study demonstarting psychology when it comes dieting and perception Some practical take-aways to remember

Mike Samuels of Healthy Living, Heavy Lifting is on the shoe to discuss restrictive vs. flexible dieting, our common transition from neurotic eating to sustainable nutrition, how to eat whilst travelling or working on the road, how to elimate binges and how to enjoy life!

Episode 43: Dr. Mike Israetel is Assistant Professor of Exercise Science at UCM, a competitive powerlifter, grappler & bodybuilder and is the coach to many elite level athletes. On the show we dive into nutrient timing; protein timing, protein distribution, leucine threshold, placement of carbohydrates and the hierarchy of importance for body composition change. Show notes

Dr. Bryan Chung, MD and PhD researcher, talks about evidence-based fitness, problems with the fitness and nutrition industry, the issue of calories, metabolic advantages of certain diets, psychology of dieting and game-changing research on the relevance of muscle protein synthesis as a proxy measure for hypertrophy.

Dublin-based trainer & competitive CrossFit athlete Dominic Munnelly is on the show to talk about where CrossFit fits in to the health & fitness industry, some of the criticisms it faces, considerations for female trainees & differences in nutrition for performance vs. nutrition for body composition.

Co-founder and director of Examine.com, Kamal Patel, is on the show to discuss research methodology, how to think about research, the hierarchy of evidence and how we can use all this to decide what potential diet and supplement decisions we can take. Show notes

Stanford University sleep researcher Dan Pardi talks about how sleep affects everything, circadian biology and the importance of light and dark cycles. Show notes

Phil Graham is on the show to talk about how he applies science to his coaching to get amazing health and physique results with his clients.

James Hanley is the man behind Revolution Fitness. RevFit has two facilities in Dublin, offering semi-private strength training. James held several national drug free powerlfiting records and was the Irish Drug Free Powerlifting Associations overall points champion in 2010. He was the 2013 IPO National Champion at 90kg.

Endocrinologist Dr. Karl Nadolsky gives the truth about hormones that are commonly misinterpreted or mispromoted: testosterone, thryoid, cortisol and insulin. Show notes

Richard Nikoley of FreeTheAnimal.com is on the show talking about the problems with dogmatic view around low-carb, ketogenic and Paleo diets. We also discuss the importance of the microbiome and the emergence of resistant starch and prebiotic fiber as a means to imrpove gut health. Note: Contain explicit language.

Sohee Lee is on the show talking about rapid vs slow fat loss, rebounding, reverse dieting, restrictive dieting, messing up and the importance of making your bed! Sohee is a New York City-based coach and writer. She is a Stanford University graduate, a nationally qualified NPC bikini competitor and is NSCA-CSCS certified. Show notes

Dr. Spencer Nadolsky, DO is on the show talking about lifestyle medicine, using evidence in practice, how to think about carbs and dietary fat. Dr. Spencer Nadolsky is an family physician who specializes in weight loss (bariatric medicine) and cholesterol (lipidology).

Eric Helms is on the show to talk about nutrition considerations for physique athletes, body builders and strength athletes. Eric is competitive bodybuilder and powerlifter, and has a strength & conditioning based PhD. Eric's a coach for raw powerlifters, natural bodybuilders, and serious weight lifters of all walks of life with Team 3D Muscle Journey. Show notes

Professor Liz Lipski of Maryland University of Intergrative Health is on the show to discuss the differenes in inter-individual response to diet. Show notes

Mark Alexander of Efficient Exercise is on the show to talk about the importance of resistance training, how it can by done by anyone both efficiently and safely, and how ARX technology can play a role in that.

Dr. Abbie Smith-Ryan, PhD is on the show to talk about performance-enhancing supplementation, high intensity training and the metabolic adaptations to chronic low-calorie dieting. Show notes

This week's guest is Marc David, founder of the Institute for the Psychology of Eating. We discuss why what we eat is only half the story of good nutrition. We get into topics like the effect of physiological state on digestion, attitude to food, behaviours around food, mind-body nutrition, food "addiction", and binge eating.

Michael Rusio, BNMDP/NMCC gives a breakdown of all the big issues related to the gut microbiome that could be sabotaging your health. Probiotics, prebiotcs, small intestine bacterial overgrowth (SIBO), parasite infections, stomach acid, and the hygiene hypothesis are all discussed. Show notes

Dr. Lynda Frassetto, comes on the show to talk kidney health, blood pressure, chronic illness and how nutrition can help treat these naturally. She is a nephrologist in San Francisco, California and is affiliated with multiple hospitals in the area, including San Franciso Veterans Affairs Medical Center and UCSF Medical Center. She received her medical degree from University of Connecticut School of Medicine and has been in practice for 32 years.

Brent Pottenger, MD discusses his philosophy to health. Dr. Pottenger is a physician at Napa State Hospital and completed med school at Johns Hopkins University. He also has a Master of Health Administration at University of Southern California (USC). Click here for show notes.

On this week's show I'm talking about carbohydrates. Low-carb versus high-carb debates. Problems with carbohydrate restriction. The therapeutic effect of low-carbing. And a lot more.

Dean Dwyer talks about why people don't achieve their goals, how to become more consistent and why failure is inevitable.

On this week's show we get into a highly controversial area: dairy consumption. Should we consuming dairy? If so, which types? Can certain people tolerate it better? How do we work this all out? Pedro Bastos is a Dietitian and Researcher at the Faculty of Medicine, Lund University (Sweden).

On this week's show I chat with Mike T. Nelson, PhD. Mike completed his doctorate studies on the concept of metabolic flexibility. In the show Mike talks about what metabolic flexibility is, why it's important and the concept of "performance-based fat loss".

Bill Lagakos, PhD is on the show to talk about: the flaw of "eat less, exercise more"; the difference between the calories we eat and the calories we expend as energy; educating people about dietary quality rather than calorie content.

Laurent Bannock of IOPN discusses; bro-Science, evidence-based nutrition, blending science with application, metabolic flexibility, metabolic adaptation, periodisation of nutrition, working with physique athletes, UFC fighters and athletes, and a whole lot more.

CEO of the Internation Society of Sports Nutrition, Dr. Jose Antonio, is on the show to talk about nutrient timing, high-protein diets and the myths that surround creatine and protein supplements.

Danny sits down with Sarah Doyle of the Better Life Project to discuss how to find happiness, let go of things and build a better life.

Amy Kubal shares her inspirational story of how she battled anorexia since the age of 11. She also shares what her eating disorder has taught her and how she is using this to help others.

I discuss carbohydrates with Brian St. Pierre of Precision Nutrition. Everything from intakes for different people, sources, requirements for different athletes and how to periodise intake for your goals.