Conner Mantz: The American Marathon Record, Injury Comeback, and His Road Back to Boston

Connor Mantz is the American marathon record holder, but his journey to the top hasn’t been straightforward.After a breakout 2025 season that included a record-breaking 2:04:43 at the Chicago Marathon, Mantz looked poised for even bigger things. But a sacrum stress fracture forced him off running for nearly three months.In this episode, Alex Cyr sits down with Mantz to talk about his recovery, his build toward the 2026 Boston Marathon, and what it takes to compete with the best marathoners in the world.SUPPORT OUR SPONSORS:Saysky makes incredible running gear that our team love. Use code MARATHON15 for 15% off your purchase at https://saysky.comLagoon pillows help us sleep better, so we run better. Want to try? You can save 15% with code MARATHON. Go to https://LagoonSleep.com/marathonhandbook and take the 2-minute sleep quiz to find your match. They discuss:Setting the American marathon record in ChicagoThe injuries that derailed his trainingHow elite runners approach recovery and cross-trainingWhether Americans are closing the gap on East African runnersSuper shoes and how they’ve changed racingDoping concerns in professional runningWhy Utah produces so many elite distance runnersHis long-term goal of winning an Olympic medal in 2028Plus a rapid-fire round covering shoe rotations, breaking two hours in the marathon, and who he trusts most to babysit his future child.00:00 Intro00:47 Meet American Marathon Record Holder Conner Mantz02:30 Injury After Chicago & The Road Back04:30 Running Through Injuries06:30 The Sacrum Stress Fracture Explained11:00 Cross Training While Injured14:30 Returning to Running After 12 Weeks Off17:40 Boston Marathon Build & Training Strategy22:00 Benchmark Workouts Before a Marathon24:00 Can Conner Mantz Win Boston?25:30 Choosing Marathons: Legacy vs Prize Money28:30 Olympic Gold vs Winning a Major31:00 The Sour Patch Kids Doping Scare36:00 Doping in Elite Running44:30 The Enhanced Games Debate49:00 Are Americans Catching East African Runners?54:00 The Super Shoe Effect57:00 Why Some Runners Improve So Fast58:30 What Makes Conner Mantz a Great Marathoner1:00:30 Why Utah Produces So Many Elite Runners1:04:00 Goals for 2026 & Olympic Dreams1:06:00 Rapid Fire Questions1:15:00 Where to Follow Conner Mantz