badwater 135

90% of Badwater 135 runners finish. Here’s what they can teach you about preparation.

  By Jason Koop, Head Coach of CTS Ultrarunning By the time this newsletter hits your inbox, runners in the 2020 edition should have been testing themselves along the course of the Badwater 135, which many consider to be ‘the world’s toughest footrace’. Alas, in a very last-minute decision, organizers of the Badwater 135 cancelled …

12 Ultrarunning Workouts for Ultramarathon Success

By Jason Koop, CTS Head Ultrarunning Coach When I build ultrarunning workouts for athletes, I have unlimited combinations to choose from. I can create intervals ranging from seconds to hours. I can manipulate the intensity of intervals, combine different interval modalities into one workout, vary the amount recovery between intervals, and more. Despite the choices …

david clark

Remembering Superman: A Farewell to David Clark

  By Jason Koop, Head Coach of CTS Ultrarunning We lost a great one late last week. Ultrarunner, author, and heavy metal Zen monk sober warrior David Clark passed away May 21st after complications from surgery to repair a herniated disc. If you are not familiar with David’s story, you should be. A former 320-pound …