Book — Coach Jason Koop

The benchmark book for ultramarathon training is back for a second edition. When elite and everyday ultrarunners alike want to improve their ultramarathon performance they turn to Coach Jason Koop for guidance and counsel.

Jason Koop on Coaching Competence and Smarter Training - Strength Running

UESCA on Instagram: ➡️➡️ Tomorrow (Wednesday) is the Last Day to Register!! We're preparing the participant badges, stuffing the goody bags, finalizing all the food we're feeding everyone, socks/hats/a few surprise gifts (

The Koop Plan - Trail Runner Magazine

The Koop Plan - Trail Runner Magazine

Book Training Essentials for ultrarunning by Jason Koop with Jim Rutberg

Discover What's New in the Second Edition of Training Essentials for Ultrarunning - Jason Koop

Jason Koop (@jasonkoop) / X

Episode 8: Fat Adaptation, Ultramarathon Physiology, and Coaching Science with Jason Koop - Science & Chill, Lyssna här

Podcast: Episode 77 with Jason Koop - the morning shakeout