Fiber: Independent Benefits or Just a Proxy for Healthy Foods?
This episode answers one of the questions raised in the most recent Q&A episode on Sigma Nutrition Premium . The full episode includes the f...
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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 Dan...
Sigma Nutrition Radio Podcast Guide
Listen to Sigma Nutrition Radio, a Health podcast by Danny Lennon. Stream 639 episodes in English, follow new audio stories, and play episodes online on Radio and Podcast.
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20 of 639 episodes#616: More Testing, Better Health? Harms of Overdiagnosis & Overtreatment - Austin Baraki, MD
Medical screening is often framed as an uncomplicated good: if disease is found earlier, treatment can begin earlier and outcomes should imp...
#615: Why Processing Doesn't Determine the Healthfulness of Plant-Based Diets – Alysha Thompson, PhD
What does the evidence actually show when we look at plant-based dietary patterns through the lens of food processing? And does classifying...
#614: The Human Skills of Nutrition Coaching – Krista Scott-Dixon, PhD
In nutrition and health coaching, one of the central challenges is understanding how people actually change, particularly when life is compl...
#613: Supplement Safety & Medication Interactions – Giulia Guerrini, MPharm
Supplement safety is often discussed in very general terms, but in practice the risks depend heavily on the individual. A supplement that is...
#612: Does Sweet Taste Exposure Actually Develop Preference? – Prof. Katherine Appleton
A common idea is that repeated exposure to sweet taste strengthens our preference for sweetness, which then drives greater intake of sweet f...
#611: Electrolyte Mythology: Wellness Marketing vs. Evidence - Zoë Rom & Kylee Van Horn
Electrolytes have become one of the most heavily marketed areas of modern sports nutrition and wellness. What was once a relatively specific...
SNP51: Understanding Blood Glucose Reponses
This is a Premium-exclusive episode. Go to the Premium feed to listen. Or subscribe to Premium . Blood glucose is easy to measure, but not a...
#610: Rock, Paper, Salmon – Errors in Interpreting Food Substitution Models
When considering the health impact of foods, it is important to consider "compared to what?". Increasing the amount of a certain food or nut...
#609: Unprocessed Red Meat & Cancer Risk
Unprocessed red meat and cancer risk remains one of the most debated topics in nutrition science, partly because the evidence is often prese...
#608: Performance Nutrition in Elite Rugby – James Morehen, PhD
Performance nutrition in elite sport is often discussed in terms of meal plans, supplements, and macronutrient targets. However, effective p...
#607: Gut Health & Microbiome Testing: What Evidence Do We Actually Have? – Emily Leeming, PhD
Gut health has become a major focus in nutrition, medicine, and consumer wellness, but the term is often used loosely. Claims about microbio...
PMOS (PCOS) and Diet: What Can Nutrition Realistically Do? - SNP#50
In this episode, we examine what nutrition can realistically do in the condition historically known as PCOS, now renamed polyendocrine metab...
#606: Practical Nutrition Strategies for Fat Loss – Luke Hanna
Body composition goals, particularly bodyfat loss, are among the most common reasons people seek support from a nutritionist or health and f...
#605: Fasting, Nutrient Timing & CGMs: Interpreting the Evidence – Prof. James Betts
Fasting, nutrient timing, chrono-nutrition, and continuous glucose monitoring are all topics that have generated substantial interest, but t...
#604: How To Interpret Nutrition Research – David Allison, PhD
How should we decide what counts as trustworthy evidence? Scientific rigor is not a single characteristic of a study, but a chain of decisio...
#603: Should Dietary Fiber Be Considered Essential? – Andrew Reynolds, PhD
Dietary fiber is widely recognized as an important component of a healthy diet, yet it is not typically classified as an essential nutrient....
#602: Avoidant/Restrictive Food Intake Disorder (ARFID) – Megan Hellner, DrPH, RD & Katherine Hill, MD
Avoidant/Restrictive Food Intake Disorder (ARFID) is an eating disorder diagnosis characterized by a persistent restriction or avoidance of...
#601: Gallstones & Gallbladder Conditions: Impact of Diet – Angela Madden, PhD RD
This episode examines what we actually know (and importantly, what we do not know) about diet in relation to gallstones and gallbladder cond...
Coevolution With Foods? Multivitamins? Eating Too Early? – Ask Me Anything (SNP49)
In this episode, Danny answers questions submitted by Premium subscribers. Questions Answered in This Episode: [00:05:13] Is eating too earl...