Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Jacob Mey, PhD, RD Dr. Jake Mey is a registered dietitan and a human nutrition researcher. He is a Postdoctoral Research Fellow at the Pennington Biomedical Research Center. His work focuses on diet, muscle & metabolism. Dr. Mey has a PhD in human nutrition and kinesology. In this episode we discuss: Are the dietary guidelines “wrong”? How can we translate findings from nutritional science into actionable, food-based advice? Barriers to being an evidence-based …
#369: Prof. Jason Gill – Population Cardiometabolic Disease Risk: Impact of Strength, Fitness & Activity
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Prof. Jason Gill, PhD Professor Jason Gill is a Professor of Cardiometabolic Health in the Institute of Cardiovascular and Medical Sciences at the University of Glasgow. He leads an active multi-disciplinary research group investigating the effects of exercise and diet on the prevention and management of vascular and metabolic diseases from the molecular to the whole-body level. He is a past Chair of the British Association of Sport and Exercise Sciences (BASES) Division …
#368: Shannon Beer – Intentional Eating, Flourishing Health & Behavioural Psychology
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Shannon Beer Shannon Beer is a nutritionist, working with people via online coaching and mentoring, with the goal of helping people improve their health through facilitating lasting behaviour change. In collaboration with Dr. Gabrielle Fundaro, she has developed a coaching framework that applies motivational interviewing, cognitive behavioral coaching, and acceptance and commitment therapy-aligned processes in a client-centered alliance toward their own values-based goals. This ‘Comprehensive Coaching’ model facilitates long-term behavior change and flourishing …
#367: Gabrielle Fundaro, PhD – Mindful Eating, Facilitating Health Behaviour Change & Client-centred Coaching
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Gabrielle Fundaro, PhD Dr. Gabrielle Fundaro is a nutrition/health coach who focuses on facilitating behavior change, embodying a positive relationship with food, cultivating positive body image, and improving sport performance. Dr. Fundaro is a former Assistant Professor of Exercise Science at Georgia Gwinnett College and holds a PhD in Human Nutrition and Exercise. She is currently a board member of both the Nutrition Coaching Global Mastermind (NCGM) and the Sports Nutrition Association (SNA). …
#366: Listener Q&A
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts In this episode Danny and Alan answer some listener questions, covering a range of topics, including hunger cues, weight-neutral appraoches, body fat distribution, and breakfast and cognition, among others. The guys also discuss the most interesting thing they’ve learned this year and resources on critical thinking. Questions Answered: [08:40] What’s the most interesting thing you’ve learnt this year? [16:30] Is the cliche “hacks to survive the holiday period” a damaging narrative? [18:32] Is the notion …
#365: David Robert Grimes, PhD – Conspiracy Theories & Bad Information: Why Are We Susceptible?
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information David Robert Grimes, PhD Dr. David Robert Grimes is a physicist, cancer researcher and a science journalist. In addition to his cancer research, he has also published peer-reviewed work on conspiracy theories, meta-research and health modelling. Dr. Grimes is the author of the fantastic book The Irrational Ape: Why We Fall for Disinformation, Conspiracy Theory and Propaganda. And given his keen interest in advancing the public understanding of science, he contributes to several …
#364: Jake Linardon, PhD – Disordered Eating: Impact of Macro Tracking & Social Media
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Jake Linardon, PhD Dr. Jake Linardon is a Senior Research Fellow at Deakin University in Melbourne, Australia. His research focuses on eating disorders, with a primary focus on testing and evaluating a broad range of treatment approaches for eating disorders. Dr. Linardon is particularly interested in understanding how modern information technology can be used to help those most in need. In this episode we discuss: Psychological vs behavioural patterns of disordered eating Disordered …
#363: Public Health Policy vs. Personal Responsibility: Evidence vs. Ideology
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Today’s Topic in Focus: Public Health Policy vs. Individual Responsibility [07:29] In this episode Danny and Alan discuss the evidence for public health nutrition interventions, how health inequalities are driven by socioeconomic factors, and how ideology and simplistic rhetoric about “personal responsibility” can get in the way. References: Rose, 2001 – Sick individuals and sick populations Marmot, 2020 – Society and the slow burn of inequality Mozaffarian et al., 2018 – Role of government policy …
#362: Alistair Monteyne – Impact of Mycoprotein & Vegan Diets on Muscle Protein Synthesis
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Alistair Monteyne Alistair Monteyne is the lead author on some recent RCTs examining the impact of mycoprotein on muscle protein synthesis. Alistair is currently a PhD student at the University of Exeter, and has a MSc. in Sport and Exercise Nutrition from Loughborough University. In this episode we discuss: What is mycoprotein? Nutritional profile of mycoprotein Are there safety concerns? Muscle protein synthesis as the target of protein-based meals to build/repair muscle Typical …
#361: Sarah Berry, PhD – The PREDICT Study, Postprandial Metabolism & Personalised Nutrition
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Sarah Berry, PhD Dr Sarah Berry is a researcher and senior lecturer in nutritional science at King’s College London. Her research interests relate to the influence of dietary components on markers of cardiovascular disease risk; with a particular focus on the influence of food and fat structure on postprandial metabolism. Dr. Berry has been the academic leader for more than 30 human nutrition studies in cardio-metabolic health. Her research also focuses on the …
#360: Nick Hiebert – Micronutrients, Anti-nutrients and Non-essential Nutrients
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Nick Hiebert Nick Hiebert writes about nutrition science on his site The Nutrivore, as well as exclusive, comprehnsive posts on his Patreon page. He is the creator of the “Nutrient Density Cheat Sheet”, a nutrition ranking tool for hundreds of whole foods. Nick has a deep interest in a host of nutrition science topics, from nutrient density to saturated fat & cardiovascular disease. He does a lot of deep analysis of raw data …
#359: Calorie Confusion – (Mis)Understanding Energy Balance
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Today’s Topic in Focus: Calories In, Calories Out [02:15] In this episode Danny and Alan discuss the common misunderstandings and misrepresentations of the energy balance equation, leading to problematic debates over the validity of ‘calories in, calories out’. Sigma Statement: The “Calories In, Calories Out” Confusion: A Comprehensive Guide to Understanding Energy Balance “I Have a Question!” [60:17] Today’s question: “Can you explain what a dose-response relationship is?” Quack Asylum [70:20] Claims by Gary Taubes …
#358: Coffee & Health
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Today’s Topic in Focus: Coffee and Health [01:50] In this episode Danny and Alan discuss the health impacts of coffee consumption, including long-term protective influence on disease risk, acute impacts, optimal dosages, genetic differences in metabolism and the influence of the bioactive compounds in coffee. Coffee’s influence on disease risk: CVD. hypertension, Alzheimer’s/Dementia, Parkinson’s, Depression Fast vs slow metabolism of caffeine – CYP1A2 Side effects of different doses Acute Impacts: Alertness, cognitive performance, Impact in …
#357: Nicky Keay, MB BChir – Female Athletes: Hormones, Energy Availability & the Menstrual Cycle
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Nicky Keay MB BChir, MRCP Dr Nicky Keay is a medical doctor (MB BChir, MRCP) with specific training in endocrinology. She has published related to female athlete hormone profiling, energy availability, and relative energy deficiency in sport (RED-S). As a Research Fellow at St Thomas’ Hospital, she was part of the international medical team which developed an anti-doping test for growth hormone. Dr. Keay studied medicine at Cambridge University, gained membership of the …
#356: Hana Kahleova, MD, PhD – Plant-based Diets, Meal Timing & Meal Frequency
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Hana Kahleova, MD, PhD Dr. Hana Kahleova is the director of clinical research at the Physicians Committee and directs research testing the effect a plant-based diet has on metabolism, insulin function, fitness, and mental health, as well as studying the impact meal timing and meal frequency have on metabolism and body weight. Dr. Kahleova earned her doctorate in nutrition and diabetes and her medical degree from Charles University in Prague, Czech Republic. As …
#355: Is Time-restricted Eating Dead?: A Closer Look
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Today’s Topic in Focus: Time-Restricted Eating [05:14] Lowe et al., 2020 – TREAT RCT Sutton et al., 2018 – Early Time-Restricted Feeding Improves Insulin Sensitivity, Blood Pressure, and Oxidative Stress Even without Weight Loss in Men with Prediabetes Hutchinson et al., 2019 – Time‐Restricted Feeding Improves Glucose Tolerance in Men at Risk for Type 2 Diabetes: A Randomized Crossover Trial Gabel et al., 2018 – Effects of 8-hour time restricted feeding on body weight and …
#354: Problems with the Meta-Analysis in Nutrition
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Today’s Topic in Focus: Problems with Meta-analyses in Nutrition Science [08:50] Chowdhury et al., 2014 – Association of dietary, circulating, and supplement fatty acids with coronary risk: a systematic review and meta-analysis Kang et al., 2020 – Dietary saturated fat intake and risk of stroke: Systematic review and dose–response meta-analysis of prospective cohort studies Siri-Tarino et al., 2010 – Meta-analysis of prospective cohort studies evaluating the association of saturated fat with cardiovascular disease Barnard, Willet …
#353: James Hébert, ScD – Dietary Inflammatory Index
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information James Hébert, ScD Dr. James Hébert is a nutritional and cancer epidemiologist, currently a distinguished Professor at the University of South Carolina. Dr. Hébert’s professional focus for the past several years has been on developing and refining the Dietary Inflammatory Index™ (DII®), which has now been established as an effective research tool. Dr. Hébert is also a Professor in the Department of Epidemiology and Biostatistics, a Professor of Epidemiology at the Medical University …
#352: Do Diets Even Work in the Long-term? – A Look at Weight Loss Maintenance
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Today’s Topic in Focus: Weight Regain vs Weight Loss Maintenance [02:56] Pownall et al., 2015 – Changes in Body Composition over Eight Years in a Randomized Trial of a Lifestyle Intervention: The Look AHEAD Study Purcell et al., 2014 – The effect of rate of weight loss on long-term weight management: a randomised controlled trial Thomas et al., 2014 – Weight-loss maintenance for 10 years in the National Weight Control Registry “I Have a Question!” …
#351: Prof. Glenn Gibson – Human Gut Bacteriology, Prebiotics & Probiotics
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Prof. Glenn Gibson, PhD Glenn Gibson is Professor of Food Microbiology at University of Reading. He has been researching bacteria in the gut for over 30 years. Together with his colleague Marcel B. Roberfroid, both researchers coined the term prebiotics in their 1995 paper. He has published over 450 research papers and 8 books. He currently researches acute and chronic gut disease, with specific projects on probiotics and prebiotics, gas production, gut microbiota …
#350: Peter Olusoga, PhD & Hugh Gilmore – Coaching Burnout: The Research & Applied Psychology
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Peter Olusoga, PhD Dr Peter Olusoga is a Senior Lecturer in Psychology at Sheffield Hallam University. His current research focuses on stress, burnout and wellbeing in sports, with a particular interest in high-performance environments and elite coaching. In addition to research, Peter is a Chartered Psychologist with the British Psychological Society (BPS), and is an active sport psychology consultant, working with athletes and teams in a variety of sports. Hugh Gilmore Hugh is …
#349: Prof. Naomi Allen – How the UK Biobank is Powering Chronic Disease Research
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Name Professor Naomi Allen was appointed Chief Scientist for UK Biobank in 2019, having joined UK Biobank in November 2011 as Senior Epidemiologist. She is Professor of Epidemiology at the Nuffield Department of Population Health, University of Oxford, with a keen research interest in cancer epidemiology. At UK Biobank she is responsible for following-up participants both through linkage with routine health-related datasets, and through web-based questionnaires. She is also involved in developing the …
#348: Omega-3 Supplementation & Heart Disease
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Today’s Topic in Focus: Omega-3 Supplementation & Heart Disease [01:52] 2018 Cochrane Review ASCEND Trial VITAL Trial REDUCE-IT GISSI-Prevenzione Hu et al., 2019 Meta-analysis “I Have a Question!” [66:30] Today’s listener question: “What do you guys think of the new obesity guidelines (UK government plan)?” Details: UK government press release Quack Asylum [87:00] Is a gram of PUFA in chicken worse than 250g of sugar from honey? <blockquote class=”instagram-media” data-instgrm-captioned data-instgrm-permalink=”https://www.instagram.com/p/CDm_UTln41Q/?utm_source=ig_embed&utm_campaign=loading” data-instgrm-version=”12″ style=” background:#FFF; border:0; …
#347: Alex Thomas – Advancing the Sports Nutritionist Profession
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Alex Thomas Alex Thomas is the founder of Sports Nutrition Association (SNA), which is global association that contains Sports Nutrition Australia, Sports Nutrition NewZealand, Sports Nutrition Asia, and Sports Nutrition USA. Alex is an experienced Clinical Accredited Sports Nutritionist. He is the Australasian Ambassador of the ISSN (International Society of Sports Nutrition). He is co-creator of the Metabolic Health Screen (A health risk and contraindication identification and triage system – now imbedded in …
#346: Kathryn Bradbury, PhD – Diet & Colorectal Cancer Risk
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Kathryn Bradbury, PhD Dr. Kathryn Bradbury, PhD is a researcher at the University of Auckland, New Zealand. Her research has focused on examining the role of diet in the development of cancer, cardiovascular disease and other non-communicable diseases. Dr. Bradbury spent 5 years in the Cancer Epidemiology Unit at the University of Oxford. There, she worked as a nutritional epidemiologist on large cohort studies, including the European Investigation into Cancer and Nutrition (EPIC), …
#345: Rebecca Leech, PhD – Impact of Meal Patterning on Diet Quality & Health
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Rebecca Leech, PhD Dr. Rebecca Leech is a Registered Nutritionist and Nutritional Epidemiologist, funded by an Alfred Deakin Postdoctoral Fellowship and based at Deakin’s Institute for Physical Activity and Nutrition. She is also the Student Mentoring Chair for the Nutrition Society of Australia. Rebecca has a PhD in Nutritional Epidemiology, and in 2018, was awarded an Alfred Deakin Medal for her doctoral thesis, which examined adults’ eating patterns and their associations with diet …
#344: Prof. Martin Caraher – Food Poverty & Food Aid Provision
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Professor Martin Caraher, PhD Prof. Martin Caraher is Emeritus Professor of food and health policy at Centre for Food Policy at City, University of London. He has worked for and acted as a consultant to the UK Department of Health, the World Bank and the World Health Organisation. He was a member of the original London Food Board which developed the food strategy for London. He is a member of the International Obesity …
#343: Understanding Causality in Nutrition Science
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreGet Sigma Synopsis Emails Today’s Topic in Focus: Understanding Causality in Nutrition Science Inferring causality vs demonstrating causality Hierarchy of evidence vs. standards of proof The need for correlation, time precedence and non-spuriousness Reductionism and erroneous application of the biomedical model to nutrition The false causality dichotomy: RCTs vs. epidemiology Understanding what the “highest quality evidence available” is How nutritional epidemiology can infer causality Links: Deaton & Cartwright, 2018 – Understanding and misunderstanding randomized controlled trials Dawson-Hughes & Harris, 2002 – …
#342: Are Vegan Diets Superior for Health?
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreGet Sigma Synopsis Emails In this episode we discuss: Today’s Topic in Focus: Vegan Diets & Human Health Defining “plant-based” diets Examination of various intervention trials comparing diets Is veganism suitable across the lifestage? Benefits of a vegan diet Are there benefits to excluding animal products? Can the benefits of a vegan diet be gleaned whilst including animal foods? Nutrient considerations if deciding to eat vegan: a well-forumulated vegan diet Should athletes consider: creatine, carnosine, carnitine, leucine, etc.? Links: Research Referenced …
#340: Ethics of Veganism & Omnivorism (Part 4) – Diana Rodgers, RD & Robb Wolf
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Diana Rodgers and Robb Wolf are the co-authors of Sacred Cow, a book exploring the important role of animals in our food system. Diana Rodgers, RD Diana is a Registered Dietitian living on a working organic farm in New England, where she runs an active nutrition practice. She speaks at universities and conferences internationally about nutrition and sustainability, social justice, animal welfare and food policy issues. She’s just completed work on the new …
#339: Prof. Corinna Hawkes – Food Policy, Food Systems & Public Health
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Prof. Corinna Hawkes Professor Corinna Hawkes has been working for the past 20 years with UN agencies, governments, NGOs and academia at the local, national and international level to support the design of more effective policies throughout the food system to improve diets and prevent malnutrition in all its forms. She is currently Director of the Centre for Food Policy at City, University of London, UK, a Centre dedicated to shaping a more …
#338: Ethics of Veganism & Omnivorism (Part 3) – Alex O’ Connor
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Alex J. O’Connor Alex J. O’Connor is founder of the Cosmic Skeptic YouTube channel, podcast and blog; platforms dedicated to the publication of philosophical ideas and debates in an accessible format. He is currently reading for a degree in philosophy and theology at St John’s College, Oxford University. Alex is an impassioned animal rights advocate and religious critic, regularly discussing these topics on his online platforms. He has spoken at conferences internationally and …
#337: Ethics of Veganism & Omnivorism (Part 2) – Prof. Paul Thompson
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Prof. Paul Thompson, PhD Professor Paul B. Thompson holds the W.K. Kellogg Chair in Agricultural, Food and Community Ethics at Michigan State University, where he serves on the faculty in the departments of Philosophy, Community Sustainability and Agricultural, Food and Resource Economics. He received his Ph.D. in Philosophy from the State University of New York at Stony Brook and has held posts at Texas A&M University and Purdue University. Thompson’s research and teaching …
#336: Ethics of Veganism & Omnivorism (Part 1) – Andrew Chignell, PhD
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Prof. Andrew Chignell Andrew Chignell is a professor at Princeton, with appointments in Religion, Philosophy, and the University Center for Human Values. He was previously an associate professor at Cornell and a professor at University of Pennsylvania. He received his PhD from Yale. Chignell’s work to date focuses on Immanuel Kant and other modern European philosophers, philosophy of religion, the moral psychology of hope and despair, and the ethics of belief. He also …
#335: Kyra Bobinet, MD – Systems, Dietary Behaviour Change & the Iterative Mindset
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Kyra Bobinet, MD, MPH Dr. Bobinet received her Masters in Public Health at Harvard University, specializing in Healthcare Management, Technology-enabled Behavior Change, and Population Health Management. She received her medical degree from the UCSF School of Medicine. She has also studied in Dr. BJ Fogg’s Persuasive Tech Lab at Stanford. Kyra has founded several healthcare start-ups, spanning behavior health, population health, and mobile health. She has designed behavior change programs, big data algorithms, …
#334: Austin Baraki, MD – Potential Harms of Screening, Overdiagnosis and Overtreatment
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Austin Baraki, MD Dr. Austin Baraki is an Internal Medicine Physician, based in San Antonio, Texas. He completed his doctorate in medicine at Eastern Virginia Medical School, and Internal Medicine Residency at the University of Texas Health Science Center in San Antonio. He also works as a strength coach and puts out information via Barbell Medicine. In this episode we discuss: What do we want from a screening test? What criteria should it …
#333: Diet & Immunity
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreGet Sigma Synopsis Emails In this episode we discuss: Today’s Topic in Focus: Immune Function & Diet Innate and adaptive immune response How does body composition impact immune function? Will a calorie deficit or fasting decrease immunity? Vitamins A, C, D. Supplementation with zinc: yes or no? Eating “to support the immune system” Exercise and immunity Environmental factors in infancy Links: Sigma Statement: Nutrition & Immune Function I Have a Question! Today’s Member Question: “The immune appears malleable in infancy. Growing …
#332: Prof. Sam McConkey – COVID-19: Public Health Response, Clinical Presentation & Socioeconomics
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Prof. Samuel McConkey, Prof. Sam McConkey is a doctor and researcher specializing in the prevention and control of infectious diseases. Currently he is Associate Professor and Head of the Department of International Health and Tropical Medicine at the Royal College of Surgeons in Ireland. He is also a Consultant in General Medicine, Tropical Medicine and Infectious Diseases at Beaumont Hospital Dublin. Previously Prof. McConkey was a Research Fellow in Infectious Disease at Washington …
#331: Prof. Roy Taylor – Diabetes Remission, Very-low Calorie Diets & the Twin Cycle Hypothesis
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Prof. Roy Taylor, MB ChB, MD Roy Taylor is Professor of Medicine and Metabolism at the University of Newcastle in the UK. There he is also director of the Newcastle Magnetic Resonance Centre. Prof. Taylor is an Honorary Consultant Physician at Newcastle Acute Hospitals NHS Trust. Since publishing his “twin cycle” hypothesis of type 2 diabetes in 2008, Prof. Taylor and colleagues have published several fascinating studies with potentially large implications for the …
#330: Eric Trexler, PhD – Antioxidants, Oxidative Stress & Exercise Adaptations
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreListen on these Apps Podcast Transcripts Guest Information Eric Trexler, PhD Eric Trexler is Director of Education at Stronger By Science, where he co-hosts the SBS podcast. He also is one of the four contributors to the MASS Research Review. Eric has a prolific background in exercise science research, with more than 30 publications to his name by the time he completed his PhD at UNC-Chapel Hill. In this episode we discuss: Antioxidants, free radicals, reactive oxygen species (ROS) and reactive …
#329: Diet & Inflammation
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreGet Sigma Synopsis Emails In this episode we discuss: Today’s Topic in Focus: Inflammation & Diet Defining inflammation Acute vs. chronic inflammation Local vs. systemic inflammation Does inflammation “cause” chronic disease? Does a poor diet cause chronic inflammation? Are some diets “anti-inflammatory”? Specific nutrients and claims of causing inflammation: PUFA, sugar, dairy, wheat, etc. Links: The Dietary Inflammatory Index (DII) Sydney Diet Heart Study Commentary on: Minnesota Coronary Experiment I Have a Question! Today’s Member Question: “Is the carcinogenic risk of …
#328: Meeta Singh, MD – Sleep, Immunity & Mental Health
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreFind the podcast on your app of choice here Guest Information Meeta Singh, MD Dr. Meeta Singh is a board-certified sleep medicine doctor and is currently the service chief of the sleep medicine 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. In this episode …
#327: David Dunne – Behavioural Science in Nutrition
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreFind the podcast on your app of choice here Guest Information David Dunne David’s a Performance Nutritionist with a track record in developing and delivering nutrition programmes to elite athletes, teams, Olympians and sports legends – all over the globe. He has worked in elite sport with PGA Tour golfers and various teams including Harlequins (rugby union), Bradford Bulls (rugby league) and Queens Park Rangers (soccer). David is currently completing PhD out of Liverpool Johns Moores University in the UK, doing …
#326: Krista Scott-Dixon, PhD – Adaptability & Autonomy in the Nutrition Coaching Process
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreFind the podcast on your app of choice here Guest Information Krista Scott-Dixon, PhD Dr. Krista Scott-Dixon is a former university professor and researcher who now designs curriculum for Precision Nutrition. She focuses on helping people make meaningful change through the Precision Nutrition Coaching and coaching Certification programs. Krista is also the author or co-author of several books, with the latest being Why Me Want Eat: Fixing Your Food Fuckedupitude. In this episode we discuss: Not mistaking the metrics for the …
#325: Kirk Parsley, MD – Stress, Sleep & Anxiety During a Pandemic
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreFind the podcast on your app of choice here Guest Information Dr. Kirk Parsley Doc Parsley is a former SEAL, and received his Medical Degree from Bethesda, Uniformed Services University of Health Sciences (USUHS) in 2004. He served as an Undersea Medical Officer at Naval Special Warfare Group One from 2009 – 2013. While there, he led the development and supervised the group’s first Sports Medicine Rehabilitation center. Doc Parsley has been a member of the American Academy of Sleep Medicine …
#324: Fatima Cody Stanford, MD – Obesity Treatment & Weight Bias
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#323: COVID-19 & SARS-CoV-2 with Rizwan Sohail, MD
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#322: Dominic Munnelly – Coaching People To Health: Philosophy, Empathy & Community
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#321: Dave Feldman & Alan Flanagan – Debating LDL Causality & the “Lipid Triad”
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreFind the podcast on your app of choice Guest BioDave Feldman Dave Feldman is a software engineer and runs the Cholesterol Code website. In 2015 Dave adopted a low-carb high-fat diet, which improved his overall health. However, upon seeing his LDL-cholesterol skyrocket, he set out learn all he could about blood lipids and health. Dave has gained prominence as a “LDL-skeptic” and promoter of his “lipid triad” hypothesis. This lipid triad relates to a situation where one sees high LDL-C, high HDL-C …
#320: Hannah Ritchie, PhD – Environmental Impacts of our Diet: Climate, Carbon Footprint & Land Use
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#319: Women in Science: Past Guests as Role Models in Nutrition
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#318: Chris Melby, Dr.P.H. – Impact of Energy Flux on Weight Loss Maintenance
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#317: Understanding Diet & Heart Disease Risk
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreFind the podcast on your app of choice In This Episode We DiscussThis 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 here: Cholesterol, Lipoproteins & Lipids: Understanding CVD Risk The Impact of Diet on Blood Lipids How Diet Influences Heart Disease Risk In this podcast Danny and Alan will be re-capping the main important points from each statement, in addition to addressing follow-up questions …
#316: Michael Grandner, PhD – Societal, Social & Psychological Influences on Sleep
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#315: Samia Mora, MD – Lipids, Lipoproteins & Atherosclerosis
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#314: Q&A – Hemochromatosis, Sodium, Bone Health, & More!
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#313: Fergus Connolly, PhD – Authenticity, Elite Human Performance & Getting the Best From Others
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#312: Allison Brager – Sleep Architecture, Chronotypes & Rescuing Performance
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#311: Andrew Chappell, PhD – Diet Strategies in Elite Natural Bodybuilders
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#310: Meeta Singh, MD – Sleep & Circadian Disruption in Pro Athletes: Dealing With the NBA Schedule
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#309: Ciaran O’ Regan – Epistemology, Ignorance Navigation & the Error-Correcting Machinery of Science
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#308: Robin Tucker, PhD, RD – Impact of Sleep on Taste Perception, Cravings & Food Reward
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#307: Stephan Guyenet, PhD – Are Popular Nutrition & Health Books Trustworthy, Accurate & Health-Promoting?
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#306: Daniel Davey – Food Preparation Skills, Being an Effective Nutritionist & Creativity
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#305: John Berardi, PhD – Be a “Change Maker” in your Health & Fitness Career
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#304: Tommy Wood, MD, PhD – Neurodegenerative Disease, Traumatic Brain Injury & Genetics
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#303: Brad Dieter, PhD – How Do We Tackle Type 2 Diabetes & Lifestyle-related Chronic Disease?
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#302: Leonie Heilbronn, PhD – Alternate-Day Fasting, Early Time-Restricted Feeding & Caloric Restriction
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#301: John Berardi, PhD – Tribalism in Nutrition
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#300: The Random Episode
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#299: Mark Hopkins, PhD – Compensatory Eating, Exercise-induced Weight Loss & Energy Balance Homeostasis
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#298: David Zeevi, PhD – Genes of Gut Microbes & Inter-Individual Variation in Glucose Response
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#297: Cliff Harvey, PhD – Carbohydrate-Restriction, Ketosis & Neuroprotection
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#296: Alan Flanagan – Circadian Entrainment, Chronotypes & Chrononutrition
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#295: Ben House, PhD – How Much of a Surplus Do Advanced Lifters Need for Optimal Muscle Gain?
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#294: Nicola Guess, PhD, RD – Prediabetes & Type 2 Diabetes Nutrition
Podcast: Play in new window | Download | EmbedSubscribe: Apple Podcasts | Google Podcasts | Stitcher | RSS | MoreFind the podcast on your app of choice Guest BioNicola Guess, PhD, RD Nicola Guess is a Registered Dietitian with a PhD in the dietary management of prediabetes from Imperial College London. She is currently Head of the Nutrition Unit at Dasman Diabetes Institute (DDI) in Kuwait. Nicola is a research fellow at King’s College London where her research focuses on the role of diet in the prevention and management of type 2 diabetes. She has a particular interest in the use …
#293: Jessica Setnick, RD – Orthorexia: Positive vs. Pathological Nutrition
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#292: Prof. Alexandra Johnstone, PhD – Appetite Control, Satiety & Diet Interventions
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#291: Gab Fundaro, PhD – Gut Microbiome, Bacterial Diversity & the Impact of Diet & Probiotics
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#290: Menno Henselmans & Eric Helms, PhD – Diet Breaks, Calorie Cycling & Muscle Retention
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#289 Ciaran Fairman, PhD – Exercise Interventions in Cancer Treatment
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#288: Ted Ryce: Meditation, Communication & Understanding Behaviours
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#287: Gregg Slater – Dietary Fatigue, Nutrition Periodization & the Deficit-Adherence Model
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#286: James Morton, PhD – Fuelling Elite Sport: Team Sky, Liverpool FC & Carbohydrate Periodization
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#285: What is Health? A Conceptual Framework
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SNR #284: Simone Harding – Tackling Negative Body Image & Weight Stigma
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SNR #283: Alun Williams, PhD – The Genetics & Science Behind the Historic Caster Semenya/IAAF Case
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SNR #282: Louise Burke, PhD – Project Supernova: The Science of Fuelling Elite Athletes
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SNR #281: Jake Linardon, PhD – Eating Disorders, Binge Eating & Body Image
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SNR #280: Kirsty Elliot-Sale, PhD – Energy Availability, Menstrual Disorders & RED-S
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SNR #279: Avrum Bluming, MD & Carol Tavris, PhD – Estrogen, Menopause & Misconceptions About Hormone Replacement
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SNR #278: Jackson Peos – The ICECAP Trial, Intermittent Energy Restriction & the Science of Diet Breaks
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SNR #277: Eric Helms, PhD – Non-Quantitative Dieting, Personal Experiments & Optimal Weight Gain for Hypertrophy
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SNR #276: Nick Gant, PhD – Neurometabolism: Brain Function, Fatigue & Nutritient Interventions
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SNR #275: Kate Solovieva – Psychology, Empathy & Coping Strategies for Better Coaching
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SNR #274: James Lindsay, PhD – When Peer-Review Goes Wrong: Lessons From the Grievance Studies Affair
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SNR #273: Bryan Chung, MD, PhD – Dealing with Science Overwhelm & Improving Your Relationship with Research
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SNR #272: Barbora de Courten, PhD – Effect of Carnosine on Glucose Metabolism and Chronic Disease Risk
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SNR #271: Prof. John Hawley – Circadian Metabolomics & Time-Restricted Feeding
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SNR #270: Alexander Kolliari-Turner – Anabolic Steroids, Muscle Memory & Advances in Drug Testing
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