Should you run a marathon before signing up for an ultra-marathon? Coaches Ian Sharman, David Roche, Krissy Moehl, and Shawn Bearden discuss that question in today's Coaches' Corner.

Watch the discussion on our YouTube channel: https://youtu.be/loH878kbRbQ

Each coach can be reached through their respective websites: Krissy Moehl http://KrissyMoehl.com David Roche https://SWAPRunning.com Ian Sharman https://SharmanUltra.com Shawn Bearden https://ScienceOfUltra.com