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Should you combine strength training and cardio—or does one compromise the other? In this episode, we explore the concept of concurrent training and the long-debated “interference effect”—the idea that adding cardio to a strength program may blunt gains in muscle size and strength. For decades, researchers and practitioners have debated whether you can truly optimize both at the same time. We break down a brand-new study investigating strength training alone versus concurrent training, and what the latest evidence tells us about hypertrophy, performance, and overall health outcomes. Does cardio actually interfere with your results, or is the concern overstated? As always, we cut through the noise and focus on what matters most: how to apply the science in a way that helps you train more effectively—and get better results. Discover Strength offers free Introductory Workouts at any location across the United States. You can schedule your free Introductory Workout HERE !

Eccentric exercise might be the most important and most overlooked component of resistance training. In this episode, Luke Carlson breaks down the science behind eccentric contractions—the lowering phase of a lift—and explains why this often-neglected portion of an exercise may deliver the greatest return on your investment in the gym. You’ll learn:  The fundamental differences between concentric, isometric, and eccentric muscle contractions  Why eccentric training produces superior strength and hypertrophy adaptations  How eccentric loading impacts muscle physiology and long-term health outcomes  Practical ways to incorporate eccentric-focused training into your workouts If your goal is to train smarter, not just harder, this episode will challenge how you think about every repetition you perform. Discover Strength offers free Introductory Workouts at any location across the United States. You can schedule your free Introductory Workout HERE !

In this episode, we break down key insights from one of the largest gatherings in the fitness industry, where thousands of operators, leaders, and innovators came together to discuss the future of health and strength training. We explore what’s actually changing—AI, operations, and scaling businesses—and what isn’t: the enduring importance of human connection, high-quality coaching, and evidence-based training. If you’re interested in where the fitness industry is headed (and where Discover Strength fits into that future), this conversation highlights the trends that matter—and the noise that doesn’t. Discover Strength offers free Introductory Workouts at any location across the United States. You can schedule your free Introductory Workout HERE !

n this episode of the Discover Strength Podcast, CEO and exercise physiologist Luke Carlson breaks down new research on resistance training and fat loss. He reviews a recent study published in Frontiers in Endocrinology and connects it to over a decade of evidence on how strength training influences body composition. Luke explains why the goal of weight loss should be fat loss—not just a lower number on the scale—and how resistance training helps preserve or increase lean muscle while maximizing fat reduction. He also explores the critical role of abdominal fat in cardiometabolic risk and what the latest findings reveal about reducing central obesity. If you want to understand the science behind “high-quality weight loss” and why lifting weights is essential for long-term health and weight maintenance, this episode delivers the key takeaways. Discover Strength offers free Introductory Workouts at any location across the United States. You can schedule your free Introductory Workout HERE !

In this episode of the Discover Strength Podcast, CEO and exercise physiologist Luke Carlson shares six underrated business books that have had a meaningful influence on him. Drawing on lessons from mentors, personal reading habits, and years of leadership experience, Luke explains why these books have been so impactful. Discover Strength offers free Introductory Workouts at any location across the United States. You can schedule your free Introductory Workout HERE !

In this episode of the Discover Strength Podcast, Luke Carlson sits down with Rick Rignell to reflect on the life and legacy of Kim Wood, one of the most influential figures in the history of strength training. Kim Wood was the NFL’s first full-time strength and conditioning coach, serving the Cincinnati Bengals for nearly three decades and helping shape how professional athletes train to this day. Long before strength training was widely accepted in professional sports, Kim was pioneering methods focused on strength training, discipline, and long-term athlete development. Luke and Rick share personal stories and firsthand experiences with Kim, discussing his mentorship, his larger-than-life presence in the weight room, and the profound impact he had on their careers and perspectives on training. The conversation highlights not only Kim’s contributions to professional football, but also the values he instilled—work ethic, humility, and respect for the process. This episode serves as a tribute to a true pioneer whose influence continues to be felt throughout the strength training industry. Discover Strength offers free Introductory Workouts at any location across the United States. You can schedule your free Introductory Workout HERE !

As Luke prepares for an upcoming marathon, he shares what this endurance-focused training is teaching him about strength, fatigue, and exercise adaptation. In this episode, we explore how marathon training impacts muscle, why endurance and strength produce very different outcomes, and how Luke is balancing high-mileage running while maintaining strength. A practical look at training tradeoffs—and what they mean for anyone trying to get fitter, stronger, and healthier. Discover Strength offers free Introductory Workouts at any location across the United States. You can schedule your free Introductory Workout HERE !

In this episode, Luke Carlson reflects on what he believes was an exceptional year for exercise science research. He breaks down 5 excellent research papers and important conclusions that can be drawn from them. If you care about evidence-based training, intelligent decision-making, and separating signal from noise in the fitness industry, this conversation will sharpen your perspective. Discover Strength offers free Introductory Workouts at any location across the United States. You can schedule your free Introductory Workout HERE !

In this episode, Dr. Jeremy Loenneke sits down with Luke to discuss strength training, health, and evidence-based fitness for long-term results. They break down common exercise myths, explain why consistency matters more than intensity, and explore how strength training improves longevity, muscle mass, metabolism, and overall quality of life as we age. The conversation covers practical, time-efficient workouts, sustainable fitness habits, and how to approach training when motivation is low. This episode is ideal for anyone interested in strength training for longevity, healthy aging, and building lifelong fitness through simple, effective exercise. Discover Strength offers free Introductory Workouts at any location across the United States. You can schedule your free Introductory Workout HERE !

Most people approach fitness goals the same way they approach a New Year’s resolution—focused on outcomes, timelines, and motivation. And most people abandon them just as quickly. In this episode, we take a different approach. Drawing from years of coaching experience with executives and high-performing professionals, this conversation reframes how to think about fitness, health, and long-term performance. Instead of asking what you want to achieve, we explore the more important question: what can you realistically sustain when life gets busy, stressful, and unpredictable? You’ll learn why outcome-based goals often fail, how shifting your focus to process creates consistency, and how to design a fitness plan that actually fits into real life—not ideal conditions. Whether you’re setting goals for the year ahead or rethinking an approach that hasn’t worked in the past, this episode offers a practical, evidence-based framework for building momentum that lasts. This is a conversation about sustainability, discipline, and playing the long game with your health—without gimmicks, shortcuts, or burnout. Discover Strength offers free Introductory Workouts at any location across the United States. You can schedule your free Introductory Workout HERE !

Can you build muscle and lose fat in your late 60s or 70s—even after years of consistent training? In this episode of the Discover Strength Podcast, CEO and exercise physiologist Luke Carlson walks listeners through the real-life body composition journey of his own mother, who began strength training in her 50s and continued into her mid-70s. Using 8 years of Bod Pod data, Luke unpacks how she gained over 6 pounds of lean muscle and lost 12 pounds of fat. This example provides a a powerful, evidence-based case for what consistent resistance training, adequate protein intake, and creatine supplementation can do for your fitness journey. You’ll learn: Why building muscle later in life is possible despite being more difficult, how Bod Pod tests reveal deeper insights than a scale ever could, and why a consistent strength training routine can aid in muscle growth at older ages. This is a data-rich look at how aging doesn't have to mean decline. Discover Strength offers free Introductory Workouts at any location across the United States. You can schedule your free Introductory Workout HERE !

In this episode of the Discover Strength Podcast, Luke Carlson sits down with Ulrich Dempfle, CEO and co-founder of Carol Bike, to discuss how Reduced Exertion High-Intensity Interval Training (REHIT) is transforming the world of cardio. Built on cutting-edge scientific research, REHIT protocols deliver remarkable improvements in VO2 max and metabolic health with workouts as short as 5 minutes. Ulrich explains how Carol Bike was designed from the ground up using lab-validated protocols and integrated AI to create an efficient, automated workout that eliminates excuses like lack of time and complexity. They explore the science behind the two 20-second sprint model, how it compares to traditional cardio and HIIT, and why shorter, more intense efforts may be more effective for both longevity and adherence. Learn more about CAROL and the most efficient workout. Discover Strength offers free Introductory Workouts at any location across the United States. You can schedule your free Introductory Workout HERE !

In this episode of the Discover Strength Podcast, CEO Luke Carlson is joined by a powerhouse panel including Discover Strength leaders and Dr. James Fisher for a roundtable discussion straight from the Strength Forum in Orlando, Florida. The Strength Forum is a small, annual conference hosted by Discover Strength that brings together like-minded resistance exercise practitioners, physicians, and researchers from around the world to explore all aspects of evidence-based resistance training. Together, the panel shares their top takeaways from this intimate, high-level event—including the acute and chronic benefits of resistance training, the real-world value of 3x3 and 4x4 training protocols, pain desensitization strategies, return-to-exercise considerations, and the legacies of pioneers like Arthur Jones and Casey Viator. Whether you're a trainer, clinician, or someone who simply wants to train smarter, this episode delivers science-backed insights to help you elevate your understanding and application of resistance exercise. Discover Strength offers free Introductory Workouts at any location across the United States. You can schedule your free Introductory Workout HERE !

Can your workout make you a better leader? In this episode of the Discover Strength Podcast, CEO and exercise physiologist Luke Carlson explores the science and psychology behind the powerful connection between physical training and leadership performance. Drawing from published research and real-world leadership examples—from John D. Rockefeller to Jerry Seinfeld—Luke makes the case that consistent, high-effort exercise isn’t just good for your health, it’s a foundational habit for mental clarity, resilience, decision-making, and leading effectively under pressure. You’ll learn:  Why physical training enhances cognitive performance and stress managementHow great leaders across industries prioritize fitness as a non-negotiable habit The link between deliberate practice in training and high-performance leadershipWhether you’re leading a team or company, this episode will challenge how you think about the role of exercise in your leadership effectiveness. Discover Strength offers free Introductory Workouts at any location across the United States. You can schedule your free Introductory Workout HERE !

In this episode of the Discover Strength Podcast, CEO and exercise physiologist Luke Carlson is joined by longtime client Dr. Brian Davis to discuss his journey to increasing lean muscle, losing fat, getting stronger, and pursuing healthy aging. With over 10 years of training at Discover Strength, Dr. Davis shares how pairing evidence-based strength training with a GLP-1 allowed him to lose significant weight without sacrificing muscle or metabolic health. He reflects on the mindset, consistency, and simple workout structure that helped him stay strong and resilient through the highs and lows of life. This real-world success story is packed with insights for anyone navigating body change, modern weight loss interventions, and the science of healthy aging. Discover Strength offers free Introductory Workouts at any location across the United States. You can schedule your free Introductory Workout HERE !