Understanding Heart Rate Variability: Improving Your Health & Performance | Joel Jamieson

When it comes to performance, more isn’t always better. In this episode, I sit down with conditioning expert Joel Jamieson to explore the science of recovery, aerobic fitness, and how to use heart rate variability (HRV) to train smarter. They dive into why elite athletes recover so quickly, the long-term value of zone 2 training, and how HRV reflects your resilience—not just your readiness. Joel shares lessons from two decades of working with fighters, Olympians, and NFL players, along with powerful insights from his own cardiovascular health journey. Whether you’re a high performer or simply want to live longer and stronger, this episode is packed with practical takeaways.In this episode, you’ll learn:What HRV actually tells you—and what it doesn’tWhy aerobic fitness is one of the strongest drivers of recovery and longevityThe surprising downside of too much strength trainingHow to monitor training load and avoid overtrainingWhy lifestyle stress matters more than your workoutThis episode will change the way you think about training—and reveal why recovery deserves a central role in your performance strategy.Who is Joel Jamieson? Joel Jamieson is a leading coach and educator in recovery-based training and heart rate variability (HRV). With over 20 years of experience working with professional athletes, including NFL players and world champion fighters, he’s known for translating complex performance science into practical tools. He’s the creator of Morpheus, a system that helps tailor training to daily recovery status, and the founder of 8WeeksOut, a resource for conditioning and performance education.This episode is brought to you by:Puori - Code DRYLYON to get 20% off sitewide - https://Puori.com/DRLYONMUD\WTR - Code DRLYON to get up to 43% off your starter kit - https://mudwtr.com/DRLYONBON CHARGE - Code DRLYON to get 15% off your entire order - https://boncharge.com/DRLYONARMRA - Code DRLYON to get 15% off your first order - https://tryarmra.com/DRLYON Find Joel Jamieson at:Instagram: @coachjoeljamieson8WeeksOut: https://8weeksout.com/Morpheus: https://trainwithmorpheus.com/Find Me At: Instagram:@drgabriellelyon  TikTok: @drgabriellelyonFacebook: facebook.com/doctorgabriellelyonYouTube: youtube.com/@DrGabrielleLyonX (Twitter): x.com/drgabriellelyonApply to become a patient – https://drgabriellelyon.com/new-patient-inquiry/Join my weekly newsletter – https://institute-for-muscle-centric-medicine.ck.pageGet my book – https://drgabriellelyon.com/forever-strong/Timestamps:0:00 – Intro: Why recovery matters more than you think4:10 – Joel’s early coaching career and discovery of HRV9:45 – Lessons from training world-class combat athletes14:50 – What HRV really measures—and what it doesn’t20:00 – Genetic advantages: Why elite athletes recover faster24:05 – Aerobic fitness as the foundation for recovery and longevity28:40 – How to improve HRV with zone 2 and low-intensity training35:15 – Joel’s personal heart health wake-up call43:10 – Why bloodwork isn’t enough: What CT angiograms can reveal50:20 – Lifestyle stress vs. training stress: What matters more57:00 – The limitations of wearables and how to use HRV properly1:03:45 – Cold plunges, breathwork, and the two types of recovery1:11:05 – The real-world data: Why most people train too hard1:17:30 – Final thoughts on resilience, training smarter, and the future of recoveryDisclaimer: The Dr. Gabrielle Lyon Podcast and YouTube are for general information purposes only and do not constitute the practice of medicine, nursing, or other professional health care services, including the giving of medical advice, and no doctor/patient relationship is formed. The use of information on this podcast, YouTube, or materials linked from this podcast or YouTube is at the user's own risk. The content of this podcast is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Users should not disregard or delay in obtaining medical advice for any medical condition they may have and should seek the assistance of their health care professional for any such conditions.