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PODCAST

Iron Culture presented by MASS

Eric Helms & Eric Trexler

Iron Culture was started by Eric Helms and Omar Isuf as a means of exploring the world of physical culture and attempting to distill a unified philosophy of lifting and to help listeners find greater meaning from the iron. It"s now hosted by Eric Helms and Eric Trexler, who repeatedly beg Omar to return as a guest. Iron Culture focuses on dispensing practical, useful information to the listener, bouncing from history, to philosophy, to contemporary lifting culture issues, to science. The format

health & fitness

All Episodes

01:10:02

Ep 345 - Hot Topics in Fitness (ft. Dr. Lauren...

Iron Culture presented by MASS ·

2025/09/17

In this episode of Iron Culture, Eric Trexler is joined by Dr. Lauren Colenso-Semple to discuss various topics in fitness, particularly focusing on creatine supplementation, female-oriented creatine marketing, the rising popularity of creatine gummies, and several creatine myths. They discuss the importance of understanding the science behind creatine and debunk common misconceptions before moving on to discuss the role of exercise in bone health and fracture prevention. Need some lifting gear? Use

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01:22:22

Ep 344 - Sports Science In Elite Athletics (ft. Dr....

Iron Culture presented by MASS ·

2025/09/10

In this episode of Iron Culture, Eric Trexler interviews Dr. Marc Lewis, the director of Applied Sports Science for the Houston Texans. They discuss the role of sports scientists in maximizing athlete performance through data collection, management, and analysis. Marc shares insights on the day-to-day responsibilities of a sports scientist, the importance of understanding athlete load and stress, and the evolution of sports science in the NFL. They also explore the future of sports science careers

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01:28:30

Ep 343 - Q&A: Is Collagen Useful?

Iron Culture presented by MASS ·

2025/09/03

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 they address various topics, including collagen supplementation, creatine dosage, and the relationship between muscular endurance and strength. They also provide practical tips for reducing food focus during dieting and discuss the impact of hypertrophy on

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01:29:02

Ep 342 - New Data: Does Growth Really Drive Strength...

Iron Culture presented by MASS ·

2025/08/27

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 longest-running study on resistance training, explore the implications of "apparent" sex differences in strength gains, and emphasize the need for nuanced statistical analysis in understanding the factors that contribute to strength gains and observed sex

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01:34:14

Ep 341 - Unpacking Individual Responses to Training...

Iron Culture presented by MASS ·

2025/08/20

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 complexities of individual responses to training, the importance of research design, and the implications of findings for coaching practices. They emphasize the need for caution in interpreting data and the evolving nature of sports science, highlighting the

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01:21:10

Ep 340 - Protein: Valuable, But Overvalued

Iron Culture presented by MASS ·

2025/08/13

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 quality and nutrient timing, the recent ban on smelling salts in the NFL, and more. Time stamps: 00:00 Introduction 01:11 Preview of next week's episode (non-responders, hyper-responders, etc) 07:01 Trex's surgery update 12:11 Discussion on Protein Meta-Analyses

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01:46:35

Ep 339 - ECA Stack & Yohimbine

Iron Culture presented by MASS ·

2025/08/06

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 episode if you have an interest in fat loss, stimulants, or dietary supplementation in general. Also, be sure to check out the newest issue of the MASS Research Review! Learn more at massresearchreview.com Time stamps 0:00 Intro 4:18 New issue of the MASS Research

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01:20:32

Ep 338 – The many eras of evidence-based fitness (ft....

Iron Culture presented by MASS ·

2025/07/30

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, almost exclusively, was the content produced by Dr. Jim Stoppani – primarily from magazine articles, but also from the totally novel medium of online video content. Jim was a jacked PhD with tons of “in the trenches” experience - back in 2005 that was a very rare

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01:50:27

Ep 337 - Is There A Crisis In Exercise Science?

Iron Culture presented by MASS ·

2025/07/24

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 research findings, the perils of placing too much confidence in singular studies, the importance of cautious interpretation of new studies, and the value of meta-analyses in understanding true effect sizes. Whether you're a seasoned lifter or new to the world of

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01:06:19

Ep 336 - The Science Of Being Cool & Attractive

Iron Culture presented by MASS ·

2025/07/16

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 attractiveness and "coolness," discussing body fat percentages and societal perceptions. The conversation shifts to how personality traits appear to predict workout preferences and engagement in fitness, then they debate the importance of matching exercise to individual

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01:32:55

Ep 335: Sticking Points, Exercise Selection, and Long...

Iron Culture presented by MASS ·

2025/07/09

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 squat techniques, and the latest research findings on muscle hypertrophy and resistance profiles. Stian emphasizes the need for practical applications in training and the significance of collaboration in research. The conversation also touches on future research

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01:29:59

Ep 334 - Microplastics: Setting the Record Straight

Iron Culture presented by MASS ·

2025/07/02

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 MASS Research Review, then answer listener questions on topics including: tasty meat alternatives, programming supersets, scaling dietary variables for very small/short individuals, the pros & cons of "extended release" caffeine formulations, the utility &

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01:34:31

Ep 333 - Are High-Protein Diets Really Harmless?

Iron Culture presented by MASS ·

2025/06/25

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 concerns about high-protein diets. Instead, Helms reviews a thorough paper that reviews common concerns in detail and assessed their plausibility in an objective manner. The claims include: Claim 1 – protein reduces lifespan Claim 2 – protein makes bones weaker Claim

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01:13:54

Ep 332 - The Most Extreme Metabolic Adaptation Ever...

Iron Culture presented by MASS ·

2025/06/18

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 discuss practical strategies for weight loss. The conversation transitions to powerlifting, specifically the recent IPF Worlds, highlighting the competitive dynamics and standout performances in the event. In this conversation, Eric Helms highlights impressive

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01:10:25

Ep 331 - Contest Prep and Weight Cutting Across Sports

Iron Culture presented by MASS ·

2025/06/11

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, highlighting the misconceptions in the fitness industry regarding ideal body fat levels. After that they take a deep dive into the strategies of cutting weight in various sports, comparing the approaches of powerlifting, bodybuilding, and combat sports. Finally, they explore

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01:20:05

Ep 330 - Female Health & Fitness Research + Q&A

Iron Culture presented by MASS ·

2025/06/04

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 exposure, and the concept of lean mass hyper responders. They also discuss the importance of (and misconceptions surrounding) women's health research, and engage in a Q&A session addressing questions about energy expenditure, body composition, and more. Time stamps:

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01:31:01

Ep 329 - What To Do About Microplastics

Iron Culture presented by MASS ·

2025/05/30

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, what we don't know, and what you can do about it. Key reference: https://pmc.ncbi.nlm.nih.gov/articles/PMC11800385/ Time stamps: 0:00 Intro 7:20 What are microplastics and where to they come from? 16:40 How much microplastic is in our bodies? Does it seem to be a

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01:34:53

Ep 328 - Q&A

Iron Culture presented by MASS ·

2025/05/22

In this week's episode of Iron Culture, the Erics answer a bunch of questions from listeners. More detailed description and time stamps coming soon!

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01:27:30

Ep 327 - Fat Loading, Sodium Limits, and More

Iron Culture presented by MASS ·

2025/05/14

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 from the Mass Research Review, with topics including the implications of cold exposure, how much testosterone actually impacts muscle mass, seed oils, the effects of ketogenic diets on blood lipids, and eccentric training on muscle growth. The conversation also

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01:45:47

Ep 326 - Daily 1RM Training: Crazy or Constructive?...

Iron Culture presented by MASS ·

2025/05/07

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 into the concept of daily 1RM training, discussing its origins, methodology, and findings from a recent study involving participants who maxed out daily. Insights from the participants reveal varied results and experiences, highlighting the mental and physical

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367 results

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