This is the first episode of Coaches' Corner, a new and ongoing series with several of the top trail running coaches in the world, Krissy Moehl, David Roche, Ian Sharman, and me. Each of these episodes is intended to highlight a specific topic relevant to all trail runners. We start in the form of a T/F statement, get a one-word answer from each coach, and then discuss the nuances that make the real answer less clear. Ultimately, the purpose is to provide you with information that you can apply to your own training. These are also published on our YouTube channel at YouTube.com/ScienceOfUltra The T/F statement for today's episode is: There's a minimum volume of running required before adding any structured workouts (such as intervals or hills) becomes more useful than simply adding more volume