Sigma Nutrition Radio

Episode 81: Nutritionist and doctoral researcher Joseph Agu is on the show to discuss pre-bed casein, protein quality, absorption rates of different whey supplements and the usefulness of branched-chain amino acids.

Episode 80: Susan Kleiner, PhD., is on the show to discuss how female trainees should optimally fuel themselves, problems with low-carbohydrate diets and how many athletes undereat.

Episode 79: 3DMJ coach Eric Helms returns to the show to discuss important nutrition considerations for powerlifting.

Episode 78: Powerlifter Greg Nuckols of Strengtheory is on the show to discussing eating to gain weight and strength, recovery strategies, the importance of sleep and how stress affects your gains.

Episode 77: James Krieger discusses issues around weight regulation, non-exercise activity thermogenesis, self-reporting of food intake, calorie counting, gluten and the glycaemic index.

Neuroscientist Nicole Avena, PhD is on the show to dicuss hedonic eating vs. caloric need, food addiction and sugar adiction.  Find show notes here .

Episode 75: Armi Legge of Evidence Mag is on the show to discuss why fat loss comes more difficult to some people, how to stay in shape whilst travelling, how to build habits and the place of fitness in your overall life.

Episode 74: Evelyn Kocur talks carbohydrates, insulin and adiposity.

Borge Fagerli discusses how meal and nutrient timing can be an important factor in health when considering the effect on circadian rhythms.

Registered dietitian Mike Sweeney is on the show to discuss myths around fat loss, contest prep for physique athletes and digestive health.

Douglas Kalman, PhD is the performance nutritionist for the Blackzillians team based in  Florida. He is also an academic and co-founder of the International Society of Sports Nutrition.

Brian Wansink, PhD discusses food behaviour, behaviour change, mindless eating and how powerful cues in our environment influence our food intake more than we realise.

Stephan Guyenet, PhD discusses fat mass regulation via energy homeostasis systems, why we overeat and the difference between homeostatic and non-homeostatic eating. Show notes

It's Friday night and you've just settling into relaxation mode for the weekend after a tough week at work. You rock into the kitchen to rustle up something to eat. You've narrowed it down to two meals you enjoy. Now it's decision time... Sweet potato and coconut oil or ice cream? What's the best choice? (The fact you're reading this blog I'm going to assume you care about health and body composit...

Dr. Yoni Freedhoff talks about why most diets fail, what is important for successful weight management, a healthy approach to eating, advice for parents on feeding their children and the role of the food industry.

Lyle McDonald is on the show to discuss the metabolic adaptations that take place when dieting, the connection between cortisol and water retention and the role of leptin in dieting and weight regain. Show notes

A short episode looking at the evidence-base behind the idea low-carb diets are more effective for fat loss.

Medical Doctor and former Navy SEAL, Kirk Parsley talks about how sleep can influence every performance metric in your life and what to do about it. Go to episode page

Martin MacDonald is on the show to discuss the difference between "fat burning" and fat loss, fasted vs. fed-state cardio, metabolic efficiency, and the exciting area of training and recovering in a low-glycogen state. Go to episode page

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.