In this episode of the Coach Mark Carroll Podcast, Mark is joined by returning guest and friend, Jack Hallows a personal trainer turned social media powerhouse. Together, they dive into the realities of online coaching, the evolution of fitness content, and what it actually takes to grow an authentic and successful brand in today's hyper-saturated digital landscape.

Jack shares his journey from gym floor PT to amassing over 280,000 followers online, breaking down what works on social media, how to stay true to your voice, and the importance of being a great coach before becoming a content creator. Expect raw honesty, laughs, practical advice, and a few well-placed F-bombs.

If you're a coach trying to grow your business or navigate the minefield of fitness content online, this episode is a must-listen.

• How Jack went from 4.5k followers to 280k+ by staying consistent and true to his coaching values
• The difference between being a coach who uses social media vs. a content creator pretending to be a coach
• Why "entertaining" doesn’t always mean “educational” and how to balance both
• The 3 E’s of content: Education, Empowerment, and Entertainment
• How to reverse engineer your audience to create content that resonates (and converts)
• Why so much fitness content is BS and how to stand out without selling out
• The power of social proof and authenticity in growing your business
• Jack’s upcoming “Coaching Upgrade Seminar” for personal trainers and online coaches
• Mark’s honest frustrations with social media and how they both navigate the content grind

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In this powerful and heartfelt episode of The Coach Mark Carroll Podcast, Mark sits down with his partner Lauren Simpson to dive deep into a topic many shy away from mental health within a relationship. Known for his honesty online, Mark opens up even more about his lifelong battle with severe depression, borderline personality disorder, bipolar II, and adult autism. But this episode isn’t just about him—it’s a candid two-way conversation that explores what it’s like for Lauren to support a partner with mental health struggles.

From the early days of their relationship to navigating daily challenges as business partners and new parents, Mark and Lauren reveal the raw, emotional truths of living and loving through mental illness.

Their vulnerability offers a rare dual perspective—both from the person experiencing the challenges and from the one standing beside them.

• Mark’s deeply personal journey with mental illness, including multiple diagnoses
• Lauren’s perspective as a partner who had never experienced mental illness before
• How mental health challenges have shaped their relationship, parenting, and business
• The importance of not taking things personally in a relationship with mental illness
• Why supporting someone doesn’t mean fixing them
• Coping strategies, routines, and the importance of seeking professional help
• The power of acceptance, patience, and choosing to love someone as they are
• Honest Q&A from their community—including how they navigate social situations and roles at home

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In this episode of the Coach Mark Carroll Podcast, Mark sits down with his brother and experienced coach Glenn Carroll to unpack one of the most misunderstood aspects of training: the warm-up. Whether you’re a beginner or seasoned lifter, this episode will transform how you approach movement prep and performance. From the science behind effective warm-ups to practical strategies for injury prevention and improved training output, Glenn shares insights rooted in 15+ years of coaching, strength, and rehab experience.

They cover common mistakes, discuss the RAMP framework (Raise, Activate, Mobilize, Potentiate), and share real-world tips to help you get more out of every training session without wasting time.

• The importance of warming up and why most people get it wrong
• Glenn’s approach to warming up for pain-free performance
• The RAMP framework and how to apply it
• Static stretching vs. mobility work: what actually helps?
• How many warm-up sets you really need (and when to skip them)
• Warm-up strategies for full-body workouts
• How advanced lifters can prime their nervous systems without creating fatigue
• Tips for trainers and coaches to better prepare clients
• Why structured planning and intent matter more than endless band work

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In this special edition of the Coach Mark Carroll Podcast, Coach Mark takes a break from the usual deep dives to answer real questions from his audience. From fitness and nutrition to business, fatherhood, mental health, and personal growth, this candid and wide-ranging Q&A offers listeners a raw, unfiltered look into the life behind the coach.

Whether you're curious about building muscle, navigating burnout, handling success, or managing fatherhood with a demanding career, Mark opens up in a way that's both relatable and inspiring.

• Mark’s honest thoughts on health vs. aesthetics — and how to balance both
• Insights into running a growing fitness business vs. being a solo personal trainer
• The realities of mental health, medication, and managing fatherhood
• Practical tips on glute growth, caffeine use, and breathing during lifts
• How to build a positive relationship with fitness for your kids
• Behind-the-scenes of Mark’s personal life — moving house, feeding swans, and balancing business with real life
• A powerful discussion on suicidal thoughts and how Mark copes with daily mental health struggles

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In this episode, Coach Mark Carroll is joined by his partner, Lauren Simpson, for an honest, in-depth conversation about their personal fat loss journey. They reveal the exact strategies they're using to tailor their nutrition plans, the science behind their calorie and macro breakdowns, and how lifestyle factors like sleep, stress, and postpartum recovery play a major role in dieting success.

Expect real talk, expert advice, and a behind-the-scenes look at how two fitness professionals approach fat loss very differently—based on their goals, bodies, and life circumstances.

Whether you're a coach, a busy parent, or just someone looking to fine-tune your diet, this episode is packed with valuable insights and actionable tips to help you achieve your fitness goals with purpose.

• Why Mark and Lauren decided to do a 12-week fat loss phase
• A breakdown of their individualized calorie and macro plans
• The science behind calculating TDEE and creating sustainable deficits
• How body composition, muscle mass, and weight affect your diet
• Why “one-size-fits-all” programs fail most people
• How sleep deprivation and parenting impact hunger and fat loss
• The role of tracking, accuracy, and behavioral differences between Mark and Lauren
• Tips for maintaining momentum, motivation, and realistic expectations
• Why Lauren’s being conservative and Mark’s going more aggressive with their deficits
• A sneak peek into their 8-week challenge and how you can join

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In this deeply personal and insightful episode, Coach Mark Carroll steps away from the fitness talk and opens up about his investing journey—from humble beginnings with zero financial background to building a $45 million investment portfolio. Mark shares raw reflections on his mindset, mental health struggles, lessons from failure, and how he became self-made without any business training or financial mentorship.

This isn’t a masterclass or a sales pitch—it’s a real story from a personal trainer who found freedom and security through relentless learning and smart investing. Whether you’re a coach, creative, or everyday person looking to take control of your financial future, this is the episode that might change your mindset—and your life.

• Why Mark started investing and how his mental health played a role
• How he grew from $0 to a $45M+ investment portfolio
• The exact asset classes he focused on (property, stocks, crypto)
• Why mindset and self-education matter more than business degrees
• What motivated him to build long-term wealth, not quick cash
• His unique approach to saving, spending, and investing
• The biggest investing mistake you can make—and how to avoid it
• A vulnerable look at his self-doubt, failures, and perseverance
• How he used the same discipline in fitness to fuel financial growth

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In this raw and deeply personal episode, Coach Mark Carroll opens up about the patterns and habits that have been quietly sabotaging his progress — both in life and in business. From post-movie inspiration to brutally honest self-reflection, Mark breaks down five behaviours he knows are holding him back and shares the internal battles behind each one. This isn’t just another productivity pep talk — it’s a powerful reminder that awareness alone isn’t enough; it’s what you do with it that counts.

If you've ever felt stuck, overwhelmed, or like you're spinning your wheels without real results, this episode is for you. Mark doesn't claim to have it all figured out — instead, he invites you to reflect alongside him, take ownership, and start implementing meaningful change.

• Self-Awareness vs. Self-Action: The painful gap between knowing your weaknesses and fixing them.
• Why Plans Fail: The truth about overstacking calendars and underdelivering on personal commitments.
• The Doomscroll Spiral: How digital distractions drain your energy and derail your goals.
• Information Overload: The trap of consuming knowledge without applying it — and how it steals your momentum.
• Loop Fatigue: How unclosed “mental loops” — like unread messages and minor tasks — can compound into stress and guilt.
• Doing Too Much, Achieving Too Little: Why spreading yourself thin across goals leads to burnout and resentment.
• The Illusion of Progress: How busyness masks stagnation — and how to refocus on real, measurable improvement.
• A Call to Self-Reflection: How to identify your patterns, assess their impact, and commit to real, lasting change.

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• Leave a review on Apple Podcasts — scroll down, tap 5 stars, and write something you enjoyed.
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Coach Mark Carroll chats with a very special guest—his fiancée, business partner, and now mum, Lauren Simpson. In this raw and heartfelt episode, Mark and Lauren open up about the massive life shifts they’ve navigated over the past year: welcoming their daughter, juggling business growth, redefining identity, and maintaining their relationship. From training through pregnancy to postpartum recovery and managing the realities of parenting, this conversation is both deeply personal and powerfully relatable.

• Why Mark paused the podcast and what brought him back
• How Lauren and Mark navigated pregnancy, birth, and the early months of parenthood
• The challenges of balancing business, personal goals, and sleepless nights
• Lauren’s postpartum body confidence and mindset transformation
• How training evolved through pregnancy and recovery
• The realities of relationship shifts after becoming parents
• The importance of time management, adaptability, and redefining priorities
• How they’re finding joy, routine, and growth in this new season of life

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Subscribe, leave a 5-star review, and share it with a friend who needs to hear it. 

Your support helps us reach more people and bring more real, unfiltered conversations your way.

Thanks for tuning in—big things are coming!

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In this episode, Coach Mark Carroll dives deep into one of the most polarizing topics in the fitness world: aggressive fat loss. While the mainstream often discourages fast approaches, Mark breaks down the psychology, strategy, and science behind why aggressive fat loss—when done correctly—can be a powerful tool.

From momentum and motivation to adherence, macros, and metabolic adaptation, this is a no-BS, highly practical guide to faster results. Whether you're gearing up for a big event, need a jumpstart after a plateau, or just want to understand how to diet smarter—not just harder—this episode is for you.

• 💬 Why fast fat loss is often misunderstood—and when it’s actually ideal
• 🧠 The psychology of momentum and why success breeds success
• 📉 Understanding calorie deficits: conservative vs. aggressive
• 📊 What 30%, 35%, and 40% calorie deficits actually look like
• 🧮 How to calculate your TDEE and apply aggressive deficit targets
• 🍗 Macronutrients & fiber: the pillars of hunger management and muscle preservation
• 🔁 How to periodize aggressive phases with diet breaks
• ⏳ The inverse relationship: why shorter diets allow for more intensity
• ⚠️ The real reason metabolic adaptation happens (hint: it’s not just calories)
• ✅ How to use weekly weight loss targets to assess progress and make smart adjustments
• 🧨 Using short-term, aggressive cuts to reignite motivation and create momentum

• 🔢 Free TDEE Calculator: coachmarkcarroll.com/tdee
• 🏋️‍♂️ Programs & Coaching: coachmarkcarroll.com
• 📲 Follow Mark on Instagram: @coachmarkcarroll

• ⭐ Leave a 5-star review
• 📲 Subscribe for future episodes
• 📸 Screenshot & share this episode to your IG stories and tag @coachmarkcarroll

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In this episode, Mark sits down with long-time friend and former client Jenna Davies—WBFF Bikini Pro turned tech entrepreneur—for a deep dive into what it means to rebuild yourself when the stage lights go out.

Jenna opens up about life after competition: shifting her identity from athlete to CEO, transitioning her social media and brand, and finding peace with a body and lifestyle that no longer revolve around comp prep. Together, they unpack the struggles of losing external validation, the fear of irrelevance, and the discipline it takes to stay consistent when your goals (and priorities) evolve.

If you’ve ever struggled with maintaining your physique post-goal, changing direction in your career, or redefining your identity in a way that feels authentic—this one’s for you.

• How Jenna went from WBFF Bikini Pro to founder of Big Appetite and Creator Launchpad
• Why her post-comp years were harder than expected—and how she navigated identity loss
• The emotional weight of losing validation tied to appearance
• Letting go of a fitness persona to build credibility as a business leader
• Tips for transitioning your social media without losing your audience—or yourself
• Why performance-based goals in the gym help maintain consistency
• Learning to train for life, not just aesthetics
• The role of self-love, patience, and presence in staying on track
• How Mark and Jenna are building a fitness app to reshape the industry

💪 Training Programs & Coaching: coachmarkcarroll.com

📱 Follow on Instagram: @coachmarkcarroll

👩‍💻 Connect with Jenna: @jenna.anndavies | bigappetite.com

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