Iron Culture presented by MASS

In this episode, Eric Helms and Richard Collins explore the art and science of coaching, emphasizing the importance of motivation, rapport, and tailored strategies in achieving long-term success in fitness and bodybuilding. In this episode, Richard shares his extensive experience in physique sport coaching, mental performance training, and how athletes and coaches can optimize their mindset and preparation for peak performance.
Check out Richard's instagram (richard_collinscoach) to stay up to date with his work.
Catch new Iron Culture episodes every Tuesday at 5:30 pm eastern time!
Be sure to use code "MRR10" for 10% off your order at elitefts.com
Iron Culture is proudly presented by the MASS Research Review
massresearchreview.com
Chapters
00:00 Introduction and guest background
01:53 What is coaching and why it matters
04:04 The importance of motivation and internal drive
07:04 Building rapport and trust with clients
10:10 Transition from sports to bodybuilding coaching
14:53 Differences in motivation between athletes and general clients
19:56 Creating internal motivation in clients
25:07 The role of accountability and standards
29:54 The impact of emotional intelligence and relationship building
34:58 Misconceptions about tough love and discipline
40:14 The importance of understanding client context
45:04 Practical strategies for long-term adherence
49:55 Lessons learned from sports coaching
55:09 The value of humility and continuous learning
01:00:12 Closing thoughts and key takeaways

In this episode, Eric Trexler and Eric Helms explore the energetic cost of building human skeletal muscle, discussing recent research, practical implications, and misconceptions about muscle growth and energy expenditure.
Relevant papers:
https://pubmed.ncbi.nlm.nih.gov/31482093/
https://pubmed.ncbi.nlm.nih.gov/37914977/
https://www.biorxiv.org/content/10.64898/2026.08.17.745156v1.full.pdf
Catch new Iron Culture episodes every Tuesday at 5:30 pm eastern time!
Be sure to use code "MRR10" for 10% off your order at elitefts.com
Iron Culture is proudly presented by the MASS Research Review
massresearchreview.com
Chapters
00:00 Introduction
01:52 Powerlifting shout-out
11:55 Introduction to new paper on energetic cost of building muscle
20:01 Components of muscle tissue building and their energy costs
22:59 Practical implications of the 3500 calorie rule
30:05 The five additive components of muscle growth energy cost
33:49 Variability in individual energy expenditure responses
40:12 Limitations and future directions in research
50:10 Summary and concluding thoughts

Trexler and Helms dig into sleep and how it intersects with body composition and supplementation. They open on the sleep-and-lifting landscape, then work through the frequently cited 2010 study on insufficient sleep and fat loss, laying out its design and the details behind its dramatic-sounding numbers. From there they discuss what the broader literature does and doesn't establish, the acute effects of sleep restriction on power, skill, and pain perception, and observational data — including sleep patterns in hunter-gatherer societies and among elite athletes — plus the relationship between sleep duration and sleep efficiency. The back half turns to supplementation. They trace the history of research on creatine and sleep, from early findings that creatine might reduce sleep need to newer work on brain creatine under sleep deprivation. This leads into a crossover trial testing caffeine and creatine against a sleep-deprivation cognitive challenge, its findings on rugby passing accuracy, and how to interpret an isolated positive result on a little-studied question. They cover a more recent high-dose replication, then close with the practical side — creatine dosing, the common report that creatine disrupts sleep, and caffeine timing — before wrapping up.
Join us for a live recording of Iron Culture! We go live Tuesdays at 5:30 pm eastern time.
Be sure to use code "MRR10" for 10% off your order at elitefts.com
Iron Culture is proudly presented by the MASS Research Review
massresearchreview.com
Chapters
0:00 Intro
9:44 Sleep & body composition
11:16 Unpacking the famous 2010 sleep study
20:52 The blind spot in the sleep literature
23:04 Sleep restriction, power, skill & pain
27:20 Sleep duration vs. sleep efficiency
31:45 The big takeaway on sleep & gains
34:57 Creatine & sleep: the research history
41:22 The caffeine vs. creatine study
44:47 What the study found
54:21 A newer high-dose replication
1:08:26 Practical application: dosing, timing & sleep complaints
1:15:44 Wrap-up

Trexler and Helms dig into Helms's new MASS article, "Are studies on untrained lifters irrelevant to trained lifters?" It's built around a new umbrella review by Andy Fry and colleagues. The recurring internet claim is that most exercise research is done on untrained people, so a trained lifter is "built different" and the findings don't apply. The hosts unpack why that's mostly wrong. They start with the messy problem of defining how "trained" someone is. Then they discuss Fry's review, which reports that roughly 70% of resistance training study participants are sedentary or untrained, with fewer than 500 out of nearly 19,000 participants counting as genuinely well-trained. But the key focus of the episode is that this doesn't invalidate the research: what makes a beginner grow more will also make an advanced lifter grow more — the difference is rate, not mechanism.
Iron Culture is proudly presented by the MASS Research Review. Mostly because Helms and Trex are co-owners.
massresearchreview.com
If you're in the market for some new (ultra-high-quality) gym gear or apparel, be sure to use code "MRR10" for a 10% discount over at elitefts.com
If you'd like to submit a question for a future episode, head over to:
massresearchreview.com/ironculture
Chapters
0:00 Intro
8:25 The article: do untrained studies apply?
11:31 What does "trained" even mean?
22:26 How researchers try to define training status
25:51 Fry's approach & the McKay tiers
28:07 A review of reviews: mapping the literature
32:24 The finding: 70% untrained
37:46 Is that actually a problem?
43:44 Where meta-analyses fall short
51:27 Dose, stimulus & the maintenance threshold
58:27 Realistic rates of progress & goal-setting
1:14:51 Wrap-up: you don't need perfect

In this episode, Eric Helms and Steve Hall explore the nuances of body recomposition, optimal bulking and cutting strategies, and the science behind muscle gain and fat loss. They discuss recent research, practical insights, and debunk common myths to help athletes optimize their training and nutrition.
Iron Culture is proudly presented by the MASS Research Review. Mostly because Helms and Trex are co-owners.
massresearchreview.com
If you're in the market for some new (ultra-high-quality) gym gear or apparel, be sure to use code "MRR10" for a 10% discount over at elitefts.com
If you'd like to submit a question for a future episode, head over to:
massresearchreview.com/ironculture
Chapters
00:00 Audio Troubles and Nostalgia
02:47 Heat and Body Temperature During Massing
05:58 Gaining Weight: Personal Experiences and Insights
09:02 Recomposition: Understanding the Nuances
11:59 Surplus vs. Maintenance: The Anabolic Debate
14:45 The Role of Body Composition in Muscle Gain
18:05 Deficits and Muscle Gain: A Closer Look
20:53 The Impact of Training Experience on Gains
23:50 Psychology of Body Image and Muscle Growth
34:30 Evolution of Perspectives in Bodybuilding
35:30 The Surplus Dilemma: Muscle Gain vs. Fat Gain
39:35 Post-Show Recovery: Finding the Balance
43:43 The Impact of Body Fat on Muscle Growth
46:26 Psychological Aspects of Bodybuilding and Recovery
51:20 Understanding Muscle Memory and Recovery
01:04:31 The Complexity of Body Composition Studies