The Powerhouse Mentality

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In this episode, I’m getting real about something we all deal with: doubt. That quiet voice that creeps in when you're about to do something bold… the one that asks, “What will people think?” or “Am I really cut out for this?” I’ve been there — hell, I’m still there some days. But I’ve learned that doubt doesn’t mean you’re on the wrong path… it usually means you’re right where you need to be.

I’m sharing how I’ve navigated self-doubt, especially as someone chasing a big, public goal of becoming a professional CrossFit athlete, while running a business and showing up online. I’ll talk about why you’re not supposed to be liked by everyone, how to filter out the noise, and how to start living in alignment with your values — not someone else’s expectations.

This isn’t about toxic positivity. It’s about owning your path, walking through the fear, and proving to yourself that you’re more than capable.

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The Powerhouse Mentality:
Facebook Group - https://www.facebook.com/groups/1688341924975591/
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Any questions or recommendations on who I should have on next? Email them to: [email protected]

Thank you to everyone who has taken the time out of their day to listen to this podcast. It means more to me than you will ever know. 

IG: @kaitlynkennafitness - https://www.instagram.com/kaitlynkennafitness/
Email: [email protected]

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In this episode of The Powerhouse Mentality, we’re having a real conversation about the silent killer of progress: autopilot.

Most people aren’t failing because they’re lazy — they’re failing because they’ve stopped making intentional choices. They’ve let routine take over. They scroll instead of train. React instead of plan. Say “I’m fine” while drifting further from the life they actually want.

We break down how to recognize when you’re living passively, the science behind why your brain defaults to easy-mode, and the simple steps you can take to start living with purpose again — in your training, your mindset, your relationships, and your routine.

This isn’t motivation fluff — it’s a wake-up call.
Because the version of you who gets results? That version doesn’t operate on autopilot.

Join The Powerhouse Collective - https://powerhousefreeguides.com/powerhouse-collective-waitlist-1754-2638

The Powerhouse Mentality:
Facebook Group - https://www.facebook.com/groups/1688341924975591/
Rep The Mission Of The Powerhouse Mentality With Exclusive Gear  - https://www.powerhousementality.com/
Apply For 1:1 Nutrition, Fitness & Mindset Coaching - https://docs.google.com/forms/d/e/1FAIpQLSeP5jxUs45vh6PSV_PJBBr99n5uaAUltvsvZiRfTdUQWcBWGQ/viewform

Any questions or recommendations on who I should have on next? Email them to: [email protected]

Thank you to everyone who has taken the time out of their day to listen to this podcast. It means more to me than you will ever know. 

IG: @kaitlynkennafitness - https://www.instagram.com/kaitlynkennafitness/
Email: [email protected]

All 1st Phorm Supplements: https://1stphorm.com?a_aid=KillaKenna

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In this episode, Jamie discusses his incredible journey of losing 340 pounds without traditional cardio workouts, focusing instead on weight lifting and mindset shifts. Jamie shares his experiences of participating in the Mind Pump podcast, the emotional and physical challenges he faced being over 600 pounds, and the pivotal moments that made him decide to drastically change his lifestyle.

He delves into his four fundamental rules that helped him stay on track: keeping promises to himself, valuing discipline over motivation, celebrating every win, and focusing on input goals rather than output goals. 

Jamie also highlights the importance of resistance training and shares practical advice for those considering starting their fitness journey, especially men who might be hesitant to ask for help. Through his story, Jamie aims to inspire others to seek help, adopt a healthier mindset, and understand the profound difference that concerted efforts and small wins can make in transforming their lives.

00:00 Welcome and Introduction
00:17 Jamie’s Mind Pump Experience
00:35 Weight Loss Journey and Challenges
03:15 Strength Training and GLP-1 Medication
07:52 The Importance of Setting Goals
11:05 Jamie's Background and Early Struggles
14:27 Turning Point and Seeking Help
20:24 Starting Strength Training and Overcoming Gym Anxiety
27:23 Developing and Following Personal Rules
30:48 The Importance of Self-Commitment
31:01 Motivation vs. Discipline
33:48 Celebrating Every Win
38:55 Input Goals vs. Output Goals
45:27 Mindset and Resistance Training
46:57 Future Plans and Final Thoughts

Follow Jamie: https://www.instagram.com/jselzler/

Listen to Jamie's Mind Pump episode: https://mindpumppodcast.com/2612-how-one-man-lost-over-300-pounds-without-any-cardio/

Join The Powerhouse Collective - https://powerhousefreeguides.com/powerhouse-collective-waitlist-1754-2638

The Powerhouse Mentality:
Facebook Group - https://www.facebook.com/groups/1688341924975591/
Rep The Mission Of The Powerhouse Mentality With Exclusive Gear  - https://www.powerhousementality.com/
Apply For 1:1 Nutrition, Fitness & Mindset Coaching - https://docs.google.com/forms/d/e/1FAIpQLSeP5jxUs45vh6PSV_PJBBr99n5uaAUltvsvZiRfTdUQWcBWGQ/viewform

Any questions or recommendations on who I should have on next? Email them to: [email protected]

Thank you to everyone who has taken the time out of their day to listen to this podcast. It means more to me than you will ever know. 

IG: @kaitlynkennafitness - https://www.instagram.com/kaitlynkennafitness/
Email: [email protected]

All 1st Phorm Supplements: https://1stphorm.com?a_aid=KillaKenna

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Tired of doing everything right and still not seeing results?

In this episode, I’m cutting through the noise and breaking down the real reasons most people stall out in their fat loss journey — and it has nothing to do with willpower. From calorie confusion and cardio overkill to weekend sabotage and lack of systems, I’m sharing the no-BS truth about what it actually takes to lose body fat and keep it off.

Whether you’re stuck in “start over Monday” mode or just burnt out from doing too much, this episode will help you simplify your approach and finally move forward with clarity.

Listen in and learn:

• Why “eating healthy” isn’t the same as being in a deficit
• The role of muscle and why lifting > endless cardio
• How weekends might be undoing all your hard work
• Why fat loss is a long game — and how to stay in it
• The power of systems over relying on discipline alone

Challenge: Pick one thing you’ve been avoiding — and lock it in for 10 days. Simplicity works when you actually do it.

If you’re tired of guessing and want real support, join us inside The Powerhouse Collective — no BS, just standards.

Join The Powerhouse Collective - https://powerhousefreeguides.com/powerhouse-collective-waitlist-1754-2638

The Powerhouse Mentality:
Facebook Group - https://www.facebook.com/groups/1688341924975591/
Rep The Mission Of The Powerhouse Mentality With Exclusive Gear  - https://www.powerhousementality.com/
Apply For 1:1 Nutrition, Fitness & Mindset Coaching - https://docs.google.com/forms/d/e/1FAIpQLSeP5jxUs45vh6PSV_PJBBr99n5uaAUltvsvZiRfTdUQWcBWGQ/viewform

Any questions or recommendations on who I should have on next? Email them to: [email protected]

Thank you to everyone who has taken the time out of their day to listen to this podcast. It means more to me than you will ever know. 

IG: @kaitlynkennafitness - https://www.instagram.com/kaitlynkennafitness/
Email: [email protected]

All 1st Phorm Supplements: https://1stphorm.com?a_aid=KillaKenna

Support the show

Send us Fan Mail

This isn’t just a shirt. It’s a movement.

In this episode, I’m breaking down the mission behind Make America Mentally Tough Again — where it came from, why it matters now more than ever, and how to actually live it. You’ll hear the story behind The Powerhouse Mentality and how it was built from setbacks, self-doubt, and second chances.

We’re diving into what mental toughness really is — and what it’s not. This is for the athlete who’s been counted out, the parent who’s exhausted, the high-performer who’s stuck, and anyone who knows they’re built for more but keeps getting in their own way.

You’ll walk away with five ways to build real resilience and a call to stop waiting for motivation and start choosing discipline. Because a mentally tough individual doesn’t just improve themselves — they raise the standard for everyone around them.

The Make America Mentally Tough Again shirts are officially live. Extremely limited. Grab yours at powerhousementality.com.

If you’re tired of the softness being sold… this episode is for you.

Join The Powerhouse Collective - https://powerhousefreeguides.com/powerhouse-collective-waitlist-1754-2638

The Powerhouse Mentality:
Facebook Group - https://www.facebook.com/groups/1688341924975591/
Rep The Mission Of The Powerhouse Mentality With Exclusive Gear  - https://www.powerhousementality.com/
Apply For 1:1 Nutrition, Fitness & Mindset Coaching - https://docs.google.com/forms/d/e/1FAIpQLSeP5jxUs45vh6PSV_PJBBr99n5uaAUltvsvZiRfTdUQWcBWGQ/viewform

Any questions or recommendations on who I should have on next? Email them to: [email protected]

Thank you to everyone who has taken the time out of their day to listen to this podcast. It means more to me than you will ever know. 

IG: @kaitlynkennafitness - https://www.instagram.com/kaitlynkennafitness/
Email: [email protected]

All 1st Phorm Supplements: https://1stphorm.com?a_aid=KillaKenna

Support the show

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This one’s for the athlete who’s physically healing, but still mentally stuck. In today’s episode, I’m getting brutally honest about the part of injury no one warns you about — the fear that lingers after the pain fades.

I’ll share my own story — from GHD sit-ups to squat racks and back pain flare-ups — and break down:

• Why fear after injury is normal, not weakness
• What fear actually looks like inside your training
• How pain rewires your brain — and how to fight back
• Tools to rebuild trust in your body and stop overanalyzing every rep
• Why you don’t need the fear to be gone before you start again

This isn’t a “just be positive” talk. It’s the raw truth, real strategies, and a reminder that fear doesn’t mean stop. It means it matters. And your comeback isn’t just physical — it’s mental, too.

Fear is real, but so is your comeback. 

Join The Powerhouse Collective - https://powerhousefreeguides.com/powerhouse-collective-waitlist-1754-2638

The Powerhouse Mentality:
Facebook Group - https://www.facebook.com/groups/1688341924975591/
Rep The Mission Of The Powerhouse Mentality With Exclusive Gear  - https://www.powerhousementality.com/
Apply For 1:1 Nutrition, Fitness & Mindset Coaching - https://docs.google.com/forms/d/e/1FAIpQLSeP5jxUs45vh6PSV_PJBBr99n5uaAUltvsvZiRfTdUQWcBWGQ/viewform

Any questions or recommendations on who I should have on next? Email them to: [email protected]

Thank you to everyone who has taken the time out of their day to listen to this podcast. It means more to me than you will ever know. 

IG: @kaitlynkennafitness - https://www.instagram.com/kaitlynkennafitness/
Email: [email protected]

All 1st Phorm Supplements: https://1stphorm.com?a_aid=KillaKenna

Support the show

Send us Fan Mail

Let’s be real — there are days when you just don’t feel like showing up. I’ve had them too. Days where I’m on the verge of tears but still getting my training in. Days where I skip the book and hit YouTube instead. The truth? Discipline isn’t about being perfect. It’s about building systems that help you execute even when motivation is gone.

In this episode, I’m breaking down the exact systems I use (and coach my clients through) to stay consistent when the last thing I want to do is show up:

• Why motivation is the wrong fuel source (and what actually creates momentum)
• The Minimum Standard Routine — your daily anchor for chaos and low-energy days
• Predetermined plans for when you feel off, tired, or unmotivated
• Mental anchors that punch you back into purpose when your discipline starts to slip
• The 10-minute rule that tricks your brain into action
• And the accountability triggers that turn intention into follow-through

Plus — I walk through how The Powerhouse Collective is designed to be your built-in accountability system. It’s not just a coaching platform — it’s your environment for execution. You’re surrounded by people who are committed to showing up on the good days and the hard ones. You don’t have to do this alone anymore.

If you’re tired of relying on emotion and want to start building unshakable consistency, this episode is your blueprint. 

Join The Powerhouse Collective - https://powerhousefreeguides.com/powerhouse-collective-waitlist-1754-2638

The Powerhouse Mentality:
Facebook Group - https://www.facebook.com/groups/1688341924975591/
Rep The Mission Of The Powerhouse Mentality With Exclusive Gear  - https://www.powerhousementality.com/
Apply For 1:1 Nutrition, Fitness & Mindset Coaching - https://docs.google.com/forms/d/e/1FAIpQLSeP5jxUs45vh6PSV_PJBBr99n5uaAUltvsvZiRfTdUQWcBWGQ/viewform

Any questions or recommendations on who I should have on next? Email them to: [email protected]

Thank you to everyone who has taken the time out of their day to listen to this podcast. It means more to me than you will ever know. 

IG: @kaitlynkennafitness - https://www.instagram.com/kaitlynkennafitness/
Email: [email protected]

All 1st Phorm Supplements: https://1stphorm.com?a_aid=KillaKenna

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In this episode, I sit down with Dr. Hannah Hardy — a CrossFit Games athlete, performance chiropractor, and living example of what it actually takes to rise through the hard. From battling disordered eating to building a body capable of elite competition, Hannah opens up about the true work, the importance of proper fueling, and the raw grit required to keep showing up.

We talk about:

• Her journey through healing and high performance
• How she believes you can chase more than one "thing" 
• How she balances fueling & recovery with a competitor’s edge
• The emotional toll & triumph of doing hard things
• Why showing up when it’s hard is where the real work happens

This one’s for the underdogs, the overthinkers, and anyone who’s had to rebuild from the inside out.

Follow Hannah Hardy on IG - @gosohardy https://www.instagram.com/gosohardy/

The Powerhouse Mentality:
Facebook Group - https://www.facebook.com/groups/1688341924975591/
Rep The Mission Of The Powerhouse Mentality With Exclusive Gear  - https://www.powerhousementality.com/
Apply For 1:1 Nutrition, Fitness & Mindset Coaching - https://docs.google.com/forms/d/e/1FAIpQLSeP5jxUs45vh6PSV_PJBBr99n5uaAUltvsvZiRfTdUQWcBWGQ/viewform

Any questions or recommendations on who I should have on next? Email them to: [email protected]

Thank you to everyone who has taken the time out of their day to listen to this podcast. It means more to me than you will ever know. 

IG: @kaitlynkennafitness - https://www.instagram.com/kaitlynkennafitness/
Email: [email protected]

All 1st Phorm Supplements: https://1stphorm.com?a_aid=KillaKenna

Support the show

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What separates high performers from those who constantly feel stuck? It's not just physical ability — it's mental performance.

In this episode, I sit down with Marissa Estep, mental performance consultant and founder of Estep Performance Consulting, to break down what it actually means to train your mind like a muscle. With a background in psychology, behavior change, and elite coaching, Marissa shares the tools and strategies she uses with athletes, tactical professionals, and everyday high performers to build resilience, mental discipline, and clarity under pressure.

We dive into:

• Why you can't outwork a bad mindset 
• How to build true resilience (not just “positive thinking”)
• What mental performance actually is — and why it matters
• Tools to manage pressure, self-doubt, and inconsistency
• How to improve mental toughness 

Whether you're an athlete, coach, or someone simply trying to stop sabotaging your progress, this episode will leave you with the clarity and tools to start leading from the inside out.

Ready to get out of your own way? This one’s for you.

Follow Marissa On Instagram - @marissa_estep_ https://www.instagram.com/marissa_estep_/

Check out Marissa's Coaching - https://www.estepperformanceconsulting.com/

The Powerhouse Mentality:
Facebook Group - https://www.facebook.com/groups/1688341924975591/
Rep The Mission Of The Powerhouse Mentality With Exclusive Gear  - https://www.powerhousementality.com/
Apply For 1:1 Nutrition, Fitness & Mindset Coaching - https://docs.google.com/forms/d/e/1FAIpQLSeP5jxUs45vh6PSV_PJBBr99n5uaAUltvsvZiRfTdUQWcBWGQ/viewform

Any questions or recommendations on who I should have on next? Email them to: [email protected]

Thank you to everyone who has taken the time out of their day to listen to this podcast. It means more to me than you will ever know. 

IG: @kaitlynkennafitness - https://www.instagram.com/kaitlynkennafitness/
Email: [email protected]

All 1st Phorm Supplements: https://1stphorm.com?a_aid=KillaKenna

Support the show

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Think you're doing everything right but not seeing results? You might be believing the wrong things about progress — and it's keeping you stuck.

In this episode, I’m breaking down 5 of the biggest lies holding people back from real transformation, including:

• Why slow progress is actually a good thing
• How missing a day doesn't ruin your momentum
• Why waiting for motivation is a trap
• Why the scale isn’t the full story
• And why discipline isn’t something you’re born with — it’s something you build

If you're serious about getting stronger, leaner, and mentally tougher, this is the real talk you need to hear.
No fluff. No BS. Just the truth about what it really takes to win.

Bones Coffee 10% Off (Code: KAITLYNKENNAFITNESS) - https://www.bonescoffee.com/KAITLYNKENNAFITNESS

The Powerhouse Mentality:
Facebook Group - https://www.facebook.com/groups/1688341924975591/
Rep The Mission Of The Powerhouse Mentality With Exclusive Gear  - https://www.powerhousementality.com/
Apply For 1:1 Nutrition, Fitness & Mindset Coaching - https://docs.google.com/forms/d/e/1FAIpQLSeP5jxUs45vh6PSV_PJBBr99n5uaAUltvsvZiRfTdUQWcBWGQ/viewform

Any questions or recommendations on who I should have on next? Email them to: [email protected]

Thank you to everyone who has taken the time out of their day to listen to this podcast. It means more to me than you will ever know. 

IG: @kaitlynkennafitness - https://www.instagram.com/kaitlynkennafitness/
Email: [email protected]

All 1st Phorm Supplements: https://1stphorm.com?a_aid=KillaKenna

Support the show