Ultrarunning isn’t just a test of physical endurance it’s a crucible for emotional resilience. Whether you’re grinding up Hope Pass at Leadville, managing stomach issues at Foresthill at Western States, or riding the mental rollercoaster of the Moab 240, your ability to regulate emotions becomes as important as your training plan.  Research increasingly shows that how ultra runners manage their feelings mid-race can influence performance, recovery, and mental health. Here’s a look at the science and why an Acceptance and Commitment Therapy (ACT)-based mindset can help.

I was laughing and giggling at the ridiculousness of my situation. I’ve come eight-one miles. and for the most part I felt fine, I was hydrated, fueled well, I felt comfortable in the heat and sun, I felt comfortable in the cold and dark…but my calves were tight, painful knots of searing hate. Straightening my legs required maximum effort and four-letter words.

Failure is freightening.

Mostly, the fear of failure seems to come from a fear of what other people ‘may’ think of us. Usually those thoughts are our own projections of stories that we’ve told ourselves over and over again throughout our lives.