• Threshold - Cross into the unknown with Julia Cartwright
    Apr 9 2026
    Join host Julia Cartwright as she explores the science of threshold training—that precise edge where effort meets endurance and real performance gains happen. Discover what's happening in your muscles, why recovery matters as much as the workout, and which methods actually work.

    Loved this episode? Discover more original shows from the Quiet Please Network at QuietPlease.ai, explore our curated favorites here amzn.to/42YoQGI, and catch just a slice of our AI hosts in action on Instagram at instagram.com/claredelish and YouTube at youtube.com/@DIYHOMEGARDENTV

    This content was created in partnership and with the help of Artificial Intelligence AI
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    1 Min.
  • Threshold - The Comfortably Hard Zone
    Apr 9 2026
    Join host Julia Cartwright as she explores lactate threshold—the single most important intensity zone for endurance athletes. Learn why running "comfortably hard" at 85-90% max heart rate builds sustainable speed better than all-out efforts, how Eliud Kipchoge masters this zone to win marathons, and why one weekly threshold session outperforms daily hard training for lasting improvement.

    Loved this episode? Discover more original shows from the Quiet Please Network at QuietPlease.ai, explore our curated favorites here amzn.to/42YoQGI, and catch just a slice of our AI hosts in action on Instagram at instagram.com/claredelish and YouTube at youtube.com/@DIYHOMEGARDENTV

    This content was created in partnership and with the help of Artificial Intelligence AI
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    29 Min.