Self-talk in Trail Running: Train the Voice in Your Head

Illustration of self-talk and inner dialogue in trail running

You have the legs, the training, the fitness. But what you tell yourself at mile 50 (kilometer 80) often dictates what happens next. When preparing for a trail race, we focus on VO₂max, threshold, and elevation gain. Yet, there's an adversary not listed on any training plan: the voice in your head. It can make you drop out of a race your legs could have finished.

Self-talk, or inner dialogue, deserves to be trained just as much as your aerobic capacity. Here's how.

Concept of mental preparation in trail and ultra-trail running

3 Principles of Effective Self-Talk in Trail Running

I. You already practice self-talk, consciously or not

With every run, your brain produces a continuous stream of thoughts: "I started too fast.", "They look much better than me.", "I'm never going to hold on." Your brain receives these phrases constantly and eventually believes them. Overconfidence will usually fade during a race. However, a brain that you've already convinced why you're going to fail will accompany you all the way to a DNF.

Becoming aware of this inner dialogue is the first step to transforming it into an ally.

II. Two types of self-talk to master

Self-talk is divided into two complementary categories:

  • Motivational Self-talk: supports your confidence and commitment ("I can do this", "I can still hold on", "I've put in the work")
  • Instructional Self-talk: brings your attention back to a concrete action ("breathe", "relax", "eat", "drink")

The more tired you are, the less you want to think. On an ultra-trail, favor one or two-syllable words: calm, eat, relax, move. These short triggers short-circuit mental rumination and refocus you on what's essential.

III. Pain is neutral, interpretation makes the difference

Mile 50 (kilometer 80), two athletes of the same physiological level, legs burning. The first thinks: "That's it, I knew it, I'm blowing up." The second: "Perfect, this is where my race truly begins."

The pain is identical. The second athlete focuses on what they can still control: drinking, eating, maintaining an efficient stride, running to the next turn. This ability to reframe uncomfortable sensations into manageable challenges makes the difference between quitting and finishing.

Practical Strategy: Build Your Mental Toolbox

Here's a simple protocol to prepare your self-talk before a race:

  1. Identify your recurring negative thoughts: List the 3 thoughts that systematically come up when you're suffering (e.g., "60 km left", "I'm going to blow up", "Everyone is passing me")
  2. Prepare a short response for each: "I'll make it to the next aid station", "I'm slowing down but still moving forward", "I'm running my own race"
  3. Choose 4 to 5 trigger words: calm, eat, relax, move, breathe — short words that lead to action
  4. Train them on your long runs: Repeat these words when fatigued, for at least two weeks before the race
  5. Make them accessible on race day: Write them on your hand, your bib, or program reminders on your watch
Mental preparation and self-talk for ultra-trail running

Question to Ask Yourself Before Your Next Race

When your next race gets tough, do you already know exactly what you're going to tell yourself?

If the answer is no, your next long run is the perfect training ground. Self-talk isn't improvised in pain: it's prepared, repeated, refined. Just like your VMA or lactic threshold.

The voice in your head can become your best teammate. Provided you train it.

— Antoine, Baptiste, and Etienne from TRL