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Ep 343 - Q&A: Is Collagen Useful?
In this episode of Iron Culture, hosts Eric Trexler and Eric Helms discuss recent developments in college football and powerlifting, in addition to introducing their partnership with Elite FTS. The conversation shifts to a Q&A session where
Ep 342 - New Data: Does Growth Really Drive Strength Gains?
In this episode of Iron Culture, hosts Eric Trexler and Eric Helms discuss various topics including the ongoing debate about the relationship between muscle growth and strength gains. They discuss brand new findings from the largest and lon
Ep 341 - Unpacking Individual Responses to Training Volume
In this episode of Iron Culture, hosts Eric Helms and Michael Zourdos engage with Dr. Zac Robinson to discuss his dissertation research on the effects of resistance training volume on muscle adaptations. The conversation delves into the com
Ep 340 - Protein: Valuable, But Overvalued
In this episode, Drs Trexler and Helms discuss various topics including updates on Eric's surgery, the valuable (but very modest) effects of protein intake on muscle gains, incontinence after contest prep, the relationship between sleep qua
Ep 339 - ECA Stack & Yohimbine
In this episode of Iron Culture, Helms and Trex have a lengthy discussion about the ECA stack and yohimbine. The history, the mechanisms, the regulatory changes, the practical applications – you name it, they cover it. Don't miss this episo
Ep 338 – The many eras of evidence-based fitness (ft. Dr. Jim Stoppani)
Back when Trex was a 14 year old, his wrestling coach noticed his passion for training and nutrition. This coach took Trex under his wing, and they started absorbing and applying as much information as they could. Their source material, alm
Ep 337 - Is There A Crisis In Exercise Science?
Join hosts Eric Trexler and Eric Helms as they explore the potential "replication crisis" in exercise science, drawing parallels to the well-documented crisis in psychology. In this episode, they delve into the challenges of replicating res
Ep 336 - The Science Of Being Cool & Attractive
In this episode of Iron Culture, Dr. Eric Trexler and Dr. Lauren Colenso-Semple discuss science related to attractiveness, coolness, and personality type. They explore scientific studies on the factors associated with perceived attractivene
Ep 335: Sticking Points, Exercise Selection, and Long Muscle Length Training (ft. Dr. Stian Larsen)
In this episode of Iron Culture, Eric Helms interviews Dr. Stian Larsen, who shares his journey from powerlifting to becoming a researcher in exercise science. They discuss the intricacies of biomechanics, the importance of understanding sq
Ep 334 - Microplastics: Setting the Record Straight
In this episode of Iron Culture, the Erics provide some updates, corrections, and clarifications related to their recent episode exploring the science of microplastics. After that they take a brief moment to celebrate the 100th issue of the
Ep 333 - Are High-Protein Diets Really Harmless?
In this episode of Iron Culture, Dr. Eric Helms talks about his forthcoming article in the MASS Research Review covering the purported harms of high-protein diets. This isn't your typical oversimplified dunk-fest that readily dismisses conc
Ep 332 - The Most Extreme Metabolic Adaptation Ever Recorded
In this episode, the hosts discuss various aspects of bodybuilding prep, including caloric intake, metabolic adaptation, and the impact of extreme dieting. They explore historical studies that provide insights into these phenomena and discu
Ep 331 - Contest Prep and Weight Cutting Across Sports
In this episode of Iron Culture, the Erics begin by discussing Helms' prep updates and the standout performances from the recent powerlifting World Champions. The conversation also touches on body composition and attractiveness, highlightin
Ep 330 - Female Health & Fitness Research + Q&A
In this episode of the Iron Culture Podcast, the Erics discuss various topics including updates on Helms' contest prep vlog, a preview of the upcoming Powerlifting World Championships, misconceptions surrounding TRT, the effects of cold exp
Ep 329 - What To Do About Microplastics
What's the deal with microplastics? Where do they come from? Are they in our bodies? If so, are they harmful? Also, what's the deal with microwaving Tupperware and other plastic containers? This episode is all about plastics - what we know,
Ep 328 - Bad Fundamentals Lead to Popular Pseudoscience
In this episode of Iron Culture presented by MASS, Dr. Eric Helms and Dr. Eric Trexler dive into a wide-ranging discussion covering updates on the long-awaited 3rd edition of the Muscle & Strength Pyramids, the writing process at MASS, and
Ep 327 - Fat Loading, Sodium Limits, and More
In this episode of Iron Culture, hosts Eric Trexler and Eric Helms discuss a variety of topics related to bodybuilding, nutrition, and fitness. First they share updates on Front Page Fitness and discuss some soon-to-be-released articles fro
Ep 326 - Daily 1RM Training: Crazy or Constructive? (ft. Dr. Nick Washmuth and Kaylee Chism)
In this episode of Iron Culture, hosts Eric Helms and Michael Zourdos reconnect and reflect on their experiences at the 2025 Sports Nutrition Association annual conference. Joined by guests Dr. Nick Washmuth and Kaylee Chism, they delve int
Ep 325 - Plant-Based Bodybuilding With a World Champ (ft. Maddie McConnell)
In this episode of Iron Culture, hosts Eric Helms and Michael Zourdos reconnect and reflect on their experiences at the 2025 Sports Nutrition Association annual conference. Joined by guests Dr. Nick Washmuth and Kaylee Chism, they delve int
Ep 324 - WORLD PREMIERE: Front Page Fitness
This is a very special episode of Iron Culture because it's the WORLD PREMIERE of "Front Page Fitness," a new podcast hosted by Drs Eric Trexler and Lauren Colenso-Semple. If you're part of the Iron Cult, these folks are no strangers - both
Ep 323 - MASS Makes History
The MASS Research Review started in 2017 and has provided cutting-edge evidence-based fitness content - every single month - ever since. Nearly 1500 articles and videos later, the MASS Crew is all in the same physical location for the first
Ep 322- The Science of "Junk Volume" (ft. Jake Remmert)
In this episode of Iron Culture, host Eric Trexler and guest Jake Remmert discuss a new meta regression paper focusing on per session set volume and its impact on hypertrophy and strength. They explore the nuances of per session training vo
Ep 321 - Are You Really As Hydrated As You Think?
In this episode of Iron Culture, hosts Eric Trexler and Eric Helms discuss various topics related to fitness, nutrition, and hydration. They delve into the importance of hydration, the potential for overhydration, and the effects of vitamin
Ep 320 - Myths Versus Theories in Exercise Science (ft. James Steele)
In this episode of Iron Culture, hosts Eric Helms and Eric Trexler engage in a lively discussion with Dr. James Steele about the evolving landscape of sports science, particularly focusing on the critiques of periodization and the importanc
Ep 319 - Bodybuilding Mortality Across the Eras (ft. Drs Conor Heffernan and Juan Carlos Cassano)
In this episode of Iron Culture, Eric Helms and guests Conor Heffernan and Dr. Juan Carlos Casano delve into the intricate relationship between bodybuilding, performance-enhancing drugs, and athlete welfare. They discuss the historical cont
Ep 318 - Resistance Training as a Fat Loss Tool (ft. Dr. Mike Ormsbee)
In this episode of Iron Culture, hosts Eric Helms and Michael Zourdos engage in a deep discussion with Dr. Mike Ormsbee about the role of resistance training in fat oxidation and body composition. They explore how resistance training can be
Ep 317 - Training Volume: How Much Is Enough? (ft. Dr. Eduardo De Souza)
In this episode, Drs Trexler and Helms are joined by Dr. Eduardo De Souza to discuss the complexities and misconceptions surrounding high volume training in the context of hypertrophy research. He shares insights from his extensive research
Ep 316 - Lengthened Biased Training: Time To Cut Bait?
In tonight's episode of Iron Culture, Eric Trexler and Eric Helms discuss various topics related to fitness, training, and research. They share personal updates, including the toll that Helms' intense training regimen is taking on his face.
Ep 315 - Training Hard Versus Training Smart
Iron Culture is officially part of the 3-plate club. In this episode of Iron Culture, hosts Eric Trexler and Eric Helms celebrate their milestone 315th episode while diving into various topics including testosterone replacement therapy (TRT
Ep 314 - Science Is Broken (But Fixable)
This episode of Iron Culture begins with a rant/story by Dr. Trexler that highlights some issues with scientific publishing. He describes a study on apple cider vinegar, his MASS article criticizing the study, and the subsequent letter to t
