Redefining Strength Podcast
The Redefining Strength Podcast is a no-fluff, science-backed show built for people who are tired of wasting time on methods that don’t deliver. Hosted by Cori Lefkowith, founder of Redefining Strength and creator of the STRONG System used by over 10,000 clients, this podcast brings you real strategies that create lasting change. It’s not about fads, extremes, or hype. It’s about what works: smart training, sustainable nutrition, and systems that help you build momentum instead of burning out. You’ll learn how to train for performance and longevity, fuel your body without restriction, and finally create the consistency you've been chasing. If you’re ready to stop starting over, this show will help you build a body and routine you can count on.
Episodes
If you’re a driven, disciplined, all-or-nothing person… this episode might sting a little.
Because the truth is, the same “go all in” mindset that helps you succeed in other areas of life is often the exact reason your fitness progress keeps stalling, burning out, and restarting.
In this episode, we break down why perfection feels like commitment — but actually destroys consistency.
You’ll learn:
- Why rigid rules and “perfect weeks”...
If you’ve ever felt stuck between pushing harder and feeling worse… or doing less and feeling like you’re falling behind… this episode is for you.
At some point, almost everyone hits this moment with their body.
You get hurt. Or burned out. Or things just stop working the way they used to.
And suddenly you’re stuck between two bad options:
Do less and feel like you’re losing yourself…
Or do more a...
If your belly fat hasn’t budged no matter how “disciplined” you are, this isn’t a motivation problem it’s a strategy problem.
If what you were doing actually worked, you wouldn’t still be fighting the same area. The problem is a predictable loop most smart, driven people fall into: Go extreme → burn out → quit → start over with a new version of the same plan.
You don’t lose stubborn fat by trying harder. You lose ...
Why You Keep Starting Over (And The Habit System That Actually Works)
If you keep starting over with your workouts, nutrition, or routines and you’re starting to think the problem is your motivation or discipline, this episode will completely change how you think about habits.
Because the truth is: willpower isn’t the problem. Most people are using a habit system that doesn’t match how they’re wired. And when that...
Learn how to meal prep in a way that actually fits your life and helps you hit your macros without stress. Cori and Redefining Strength RD Julia Stumpf break down simple, flexible, budget-friendly, and lazy-proof strategies to make meal prep sustainable, realistic, and effective — including how to plan for eating out and stop overcomplicating nutrition.
Can you still build serious muscle, increase bone density, and lift weights in your 40s, 50s, 60s, and beyond? A neurosurgeon says YES.
In this powerful episode, I sit down with neurosurgeon and spine specialist Dr. Betsy Grunch to crush the biggest myth about aging: that decline is inevitable. You might have seen Dr. Grunch recently on the Mel Robbins Show. In this episode she shares her expert perspective on why strength...
You're training hard, but are you getting stronger? The secret to unlocking your real strength and finally breaking through plateaus isn't more weight or faster reps...it's slowing down, ditching your ego, and mastering the most important 1% fix in your life: your breath.
In this powerful interview, I sit down with Dr. Jen, a physical therapist and movement expert, to redefine what "strong" actuall...
Cori and Coach Michelle discuss how guilt, rather than holiday meals or missed workouts, often sabotages success by leading to a cycle of bingeing and restricting, which can result in weight gain and burnout.
Cori and Coach Brooke discuss the strategies to maintain and build healthy habits during the holiday season, focusing on the importance of mindset for long-term success.
Cori encourages listeners to embrace various forms of strength, such as the efficiency of work, the importance of asking for help, and the ability to adapt like bamboo or rise like a lotus from challenging situations. By recognizing past successes and different strengths, individuals can overcome current challenges and achieve their goals.
Cori and Coach Lizzie explore the concept of "good enough" as a key to achieving health and fitness goals and why there's an importance of moving away from an all-or-nothing mindset, celebrating smaller wins to build off of.
Cori discusses how the quest for perfection can hinder progress with health and fitness goals.
Cori and Coach Michelle discuss the gut-brain axis and how maintaining a healthy gut can lead to a positive feedback loop (enhancing mood and decision-making related to diet and exercise).
Cori and Coach Michelle discuss how fear, often associated with failure, can be a powerful motivator when embraced and understood. They emphasize the importance of recognizing emotions as signals that can guide personal development and lifestyle changes to help reach your goals.
Cori discusses those "three little F words" that often sabotage progress by influencing thoughts and actions, which hold us back from getting results.
Cori and Coach Leigh discuss the significance of facing fears and embracing discomfort as a pathway to meaningful transformation.
Cori explores the concept of body recomposition, addressing the common questions of whether one can lose fat and build muscle at the same time.
Cori and Coach Michelle discuss the connection between stress and gut health and provide tips to keep your gut healthy at all stages in life.
In this episode, Cori focuses on the challenges and common mistakes encountered during muscle building, especially after transitioning from a fat loss phase. Don't let these 7 mistakes hold you back!
Cori and Coach Meka discuss strategies for maintaining health and fitness goals during the holiday season, while still enjoying festive treats.
Find your balance this holiday season, starting NOW!
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