MASS Office Hours

Mar 05 2025 78 ep. 85 mins 122

MASS Office Hours Podcast artwork

Drop in for office hours with four top experts in the field of health, fitness, and nutrition. Every week, the authors of the MASS Research Review (Dr. Eric Trexler, Dr. Mike Zourdos, Dr. Eric Helms, and Lauren Colenso-Semple) share their top evidence-based tips related to health and fitness, and take questions from a live YouTube audience.

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Ep 317 - Training Volume: How Much Is Enough? (ft. Dr. Eduardo De Souza)

Mar 05 2025 83 mins

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 background, emphasizing the importance of understanding participant experiences and the nuances of training volume. The conversation also touch

Ep 316 - Lengthened Biased Training: Time To Cut Bait?

Feb 26 2025 98 mins

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. The discussion then shifts to the upcoming NFL combine, highlighting the impressive athletic feats expected from past combine participant

Ep 315 - Training Hard Versus Training Smart

Feb 19 2025 71 mins

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), the efficacy of citrulline malate, training techniques for hypertrophy, managing tendinopathy, the health benefits of coffee, and programming

Ep 314 - Science Is Broken (But Fixable)

Feb 12 2025 72 mins

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 the editor (and response from the original authors). This discussion is followed by a Q&A session with Dr. Helms covering protein during weig

Ep 313 - Is More (and More, and More) Protein Better for Muscle Retention?

Feb 05 2025 103 mins

In this episode of Iron Culture, hosts Dr. Eric Helms and Dr. Eric Trexler are joined by Dr. Martin Refalo to discuss their recent meta-regression study on protein intake and its effects on muscle hypertrophy. They cover Martin's background, the initiation of the project, the methods used, and key findings, followed by a discussion of some critiques that have been generating di

Ep 312 - Muscle Soreness: What Does It Mean? (ft. Dr. Mike Zourdos)

Jan 29 2025 94 mins

In today's episode of Iron Culture, co-hosts Eric Helms and Eric Trexler are joined by MASS colleague Dr. Mike Zourdos. After a brief chat about bodybuilding, powerlifting, and college football news, the crew addresses a number of questions about topics including optimal protein intake, what soreness can (or can't) tell us, detraining & retraining, vegan protein sources

Ep 311 - The Truth About Hormone Replacement Therapy

Jan 22 2025 87 mins

In Episode 311 of Iron Culture, hosts Dr. Eric Trexler, Dr. Eric Helms, and Dr. Lauren Colenso-Semple deliver a comprehensive exploration of hormones, health, and performance optimization. The episode opens with a deep dive into recent research on stretching protocols and muscle adaptations, examining groundbreaking case studies that challenge conventional wisdom about flexibility

Ep 310 - Are People Getting "Metabolic Stress" Wrong?

Jan 15 2025 93 mins

In today's episode, Drs Trexler and Helms discuss a wide range of fitness topics including metabolic stress, "the pump," targeting the different heads of the biceps, individualising diets and supplement protocols, maximal rates of fat loss, blood flow restricted training, the philosophy of science, and much more!We had some technical issues while recording this episod

Ep 309 - Finding the Volume “Sweet Spot” During Plateaus

Jan 08 2025 95 mins

In this episode of Iron Culture, Eric Helms and Trex discuss a variety of evidence-based fitness topics. In this conversation, Dr. Trexler and Dr. Helms delve into the complexities of muscle gain, recovery, and the role of nutrition in performance. They discuss the nuances of identifying plateaus in training, the impact of training volume, the importance of food quality, and how ps

Ep 308 - The Future of Natural Bodybuilding (w/ WNBF Pros Alberto Nuñez and Steff Noble)

Jan 01 2025 94 mins

In this episode, Eric Helms is joined by returning guest, his fellow 3DMJ coach and WNBF Pro bodybuilder, Alberto Nuñez, who is also the male WNBF athlete rep. In addition, they are joined by first time guest Steff Noble, a WNBF Figure pro, experienced coach, and president of WNBF UK. The trio first reflects on what was arguably the most competitive natural bodybuilding season to