Endurance Icons

Endurance Icons

By Mark and Jessica CullenSports
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Endurance Icons episodes

  • Ep. 49 - Phil Batterson - Optimizing Your Physiology For Peak Endurance Performance - Zones, Periodization, Thresholds, Vo2 Max, Testing & Strength Training

    In this episode, we delve deep into the world of endurance performance with Phil Batterson, an Integrative Physiologist renowned for his expertise in maximizing athletic potential.

    Phil guides us through the intricate web of variables influencing endurance performance. We explore contrasting methodologies like the Polarized vs. Pyramid Models, dissecting their applications and efficacy in training regimens. Understanding the nuances of setting training zones becomes clearer as Phil shares his insights into tailoring workouts for peak performance.

    For enthusiasts seeking to elevate their thresholds and VO2max, Phil unveils strategies and techniques to effectively enhance these crucial markers. Delving into the realm of testing protocols, we uncover the best practices for accurate assessments and how these insights can shape personalized training plans.

    One fascinating aspect discussed is the utilization of a Moxy monitor—a cutting-edge tool providing real-time data on muscle oxygenation levels. Phil walks us through its application and how athletes can leverage this technology to optimize their training routines.

    Moreover, the significance of strength training in tandem with the economy of movement surfaces in our conversation. Phil sheds light on how integrating strength workouts complements endurance training, fostering efficiency in movement and overall performance.

    This episode is a journey into the science behind endurance excellence, offering actionable insights for athletes at all levels striving to achieve their personal best.

    Follow Phil on instagram @critical02


    1 hr 22 min
  • EP. 48 - Jocelyn Mccauley - Two Sub 9 Ironmans In 3 Weeks, Faith, Returning from Pregnancy, Injuries and Keys to Ironman Success.

    In this episode with Pro Triathlete Jocelyn McCauley we cover:

    • Struggles post pregnancy and early 2023 hernia/labrum surgery

    • Return from Injury to a 3rd at IM Texas

    • The role her family and faith play in her life and her race selection

    • Her 2 Ironmans within 3 weeks that saw a 10th at Kona in 8:50 and 3rd at Florida in 8:33

    • What her training, nutrition, recovery and strength training looks like

    • What working with her coach Bjorn Geesmann is like and why they work. 

    • Her plans for 2024 racing and why she had to pass on the Nice, France IM World Champs 

    • Follow Jocelyn on Instagram at @Jocelynmccauley



      54 min
    • Ep. 47 - Marc Dubrick - The key elements to his breakthrough 2023

      In this Episode of Endurance Icons we sit down with Pro Triathlete Marc “The Shark” Dubrick. 

      Marc shares the elements that have helped him with his breakthrough year in 2023 that saw an 8th place finish at 70.3 worlds and a win at the legendary Escape from Alcatraz triathlon. He shares his struggles in the world of short course triathlon that ultimately led to him moving to long course and finding early success.

      We dive into Marc's pillars of performance that have catapulted him into the top 50 in the Pro Triathlon Rankings. Marc shares what he does in training, nutrition, recovery and strength to set a foundation for years of success to come. He talks about his coach James Peterson, his approach and why they have a cohesive relationship.

      We wrap it up by talking about his plans in 2024 with the lure of both Ironman and the PTO series, how RTS is supporting him as a pro and his new podcast with Ben Kanute on the Triathlon Hour.

      Follow Marc on instagram @mdubrick7

      1 hr 5 min
    • Ep. 46 - Ironman Pro Series, Sam Laidlow & UTMB Drama, Jess' Kona Recap and Nov-Jan Training Focus Areas

      In this action-packed episode of Endurance Icons, hosts Mark and Jess kick things off with the latest UTMB Drama and Sam Laidlows Aggressive Social Media Posts about doping.
      Looking ahead, Mark and Jess offer a sneak peek into the upcoming races in Florida and Cozumel, offering their expert insights on what to expect and which athletes to keep an eye on. They turn towards talking about the big Ironman Pro Series Announcements for 2024.
      Jess takes the reins as she recaps her unforgettable experience at Kona, painting a vivid picture of the challenges, triumphs, and memorable moments that defined her race day.
      To wrap things up, Mark and Jess share their top training focus areas for November to January, providing listeners with valuable tips and strategies to set themselves up for a victorious 2024 season. Whether you're a seasoned triathlete or just dipping your toes into the world of endurance sports, this episode is packed with inspiration and actionable insights to help you crush your goals.
      Tune in now and get ready to be motivated, informed, and fired up for your next race!

      49 min
    • Ep. 45 - Double The Speed: Unleashing Marathon Mastery With Twins Michelle and Kim Krezonoski

      In this episode, we dive deep into the remarkable journey of Michelle and Kim Krezonoski, two athletes whose passion for running has led them to extraordinary heights. From their humble beginnings to their collegiate careers, and the pivotal moments that defined their running journeys, we explore it all.
      The Genesis of Running: Michelle and Kim recount their initial encounters with running, sharing the moments that sparked their love for this sport. From the first strides to the boundless freedom it brought, their journey began with a shared love for XC, Track and eventually the open road.
      The spotlight shifts to Coach Jeff Cunningham, an instrumental figure in Michelle and Kim's journey. With wisdom, guidance, and an unyielding belief in their potential, he shaped them into the elite athletes they are today, highlighting the transformative power of a mentor.
      The episode takes an exhilarating turn as Michelle and Kim reflect on their debut sub 2:40 marathons at CIM. Through grueling training and unshakeable determination, they shattered barriers and achieved a monumental milestone in their careers.
      Michelle opens up about a recent chapter of her journey - a battle with injuries. The hosts discuss the physical and mental hurdles she faced, highlighting the resilience that carried her through, and the lessons learned along the way. Kim shares her experience at her recent 6th place finish at the Canadian Marathon Championships. Her strategic prowess, unbreakable spirit, and the heart-pounding race unfold in vivid detail, offering a glimpse into the world of elite distance running.: Michelle and Kim unveil the secrets behind their training regimen. From meticulously planned workouts to the significance of balanced nutrition, strength training, and prioritizing recovery, they provide invaluable insights for aspiring athletes and enthusiasts alike.
      Follow Michelle and Kim on Instagram at @michellekrezonoski and @kimkrezonoski

      1 hr 10 min
    • Ep. 44 - Elevate Your Performance: A Conversation with Dr. Rich Trenholm

      In this episode of Endurance Icons, we dive deep into the world of sports and exercise medicine with the multifaceted Dr. Rich Trenholm. Dr. Trenholm is not your typical doctor; he's a seasoned athlete and a medical expert who brings a unique perspective to his practice. Join us as we explore his inspiring journey as a medical director for Ironman, an athlete and his upcoming role as a doctor at the PanAm Games.

      Dr. Trenholm shares his insights on his dual role as a doctor and athlete, highlighting how his personal experiences enrich his approach to medicine. You'll also hear about his assessment of our very own podcast host, Jessica, offering valuable insights into her fitness journey and health.

      As the medical director for Ironman Muskoka, Dr. Trenholm sheds light on common and preventable issues that athletes face and how he works to ensure their well-being during these intense competitions. Additionally, we get a sneak peek into his preparations for the upcoming PanAm Games, where he'll be providing vital medical support to world-class athletes.

      Tune in now for a captivating conversation with a true expert in the field.

      Family Physician, Lakeview Physicians

      Sport and Exercise Medicine, and Co-Owner, Reactivate Muskoka

      Podcast Host, Canadian Sports Medicine Review (Soundcloud, Spotify, Apple)

      Race Director, The TriMuskokan 

      Medical Director, Ironman 70.3 Muskoka


      Follow Rich on Instagram: @rich.trenholm.sportsmd

      1 hr 19 min
    • Ep. 43 - Ironman World Championship Preview Show w/ Special Guest Alice Alberts

      In this episode, hosts Mark and Jess are joined by the remarkable 2x Pro Champion, Alice Alberts, fresh off her recent triumph at Ironman Maryland – her second victory this year! Tune in as Alice provides a peek into her training regimen between Ironman Lake Placid and her triumphant performance at Ironman Maryland. Plus, get a perspective on how she's gearing up for the upcoming challenge at IM Florida.
      As the conversation unfolds, the trio delves into crucial considerations for athletes tackling races in hot and windy conditions, especially for those eyeing Kona. Gain invaluable insights into the strategic approaches that can make all the difference.
      To cap it off, our hosts and Alice engage in a lively discussion on their predictions for the swim, bike, and run segments, culminating in intriguing podium forecasts. Don't miss out on this episode filled with expert advice, candid reflections, and the excitement of high-stakes endurance racing!

      51 min
    • Ep. 42 - Jess' Final Kona Preparations, Marks rollercoaster day in Maryland and recent triathlon news

      Join Mark and Jess in this episode as they dive into the latest highlights in the world of triathlon. From the exhilarating Mens Ironman World Championships to the ITU Grand Final and the thrilling Paris Test Event, they cover it all. Plus, get the inside scoop on the hilarious face-off between Jackson and Lionel in their Instagram food battle and the world record day at the Berlin Marathon

      Mark goes through his Ironman Maryland experience, sharing the highs and lows of this grueling race.


      We finish chatting about Jess' journey as she preps for the Ironman World Championship. Her intense heat training, day to day nutrition, and dedication to clocking in those training hours while balancing a busy work schedule

      33 min
    • Ep. 41 - Katharina Hartmuth - 2nd Place at the Iconic UTMB

      In this episode, we sit down with the remarkable Katharina Hartmuth, a renowned German ultra runner who recently clinched a spectacular 2nd place finish at UTMB and Trail World Championship. Join us as we delve into the secrets of her post-race recovery routine, uncovering the strategies that keep her at the top of her game.

      Katharina takes us on a journey through her evolution into the world of ultra running, shedding light on what ignites her passion for this awe-inspiring sport. Discover her unique approach to training, where swimming and biking play pivotal roles in maintaining a harmonious balance.

      The heart of our conversation revolves around Katharina's leadup and race day experiences at UTMB, offering a vivid window into the challenges and triumphs of this elite level competition. Gain invaluable insights into her race and day-to-day nutrition, as she generously shares her vegetarian lifestyle and its impact on her performance.

      As our discussion unfolds, we explore the depths of Katharina's strength and recovery practices, uncovering the rituals that fortify her resilience. Tune in as she opens up about her future aspirations and the goals that drive her relentless pursuit of excellence.

      To cap it off, Katharina pays tribute to her endurance icons - the luminaries who inspire and shape her journey - including Courtney Dewalter, Zach Miller, Jan Frodeno, and Franco Colle. Don't miss this episode brimming with wisdom and inspiration from a true trailblazer in the world of ultra running.

      Follow Katharina on Instagram @galileo1307

      51 min

    About Endurance Icons

    From the publisher's feed

    Endurance Icons is a podcast hosted by Jessica and Mark Cullen that interviews the greats of endurance sports, ranging from triathlon, running and OCR to adventure racing, freestyle skiing and car racing.

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