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Dobb Mayo

The Practice Run Your Brain Already Ran

The Calm Competitor · Episode 2 of 8 — why mental rehearsal is literal practice, not a pep talk.

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Dobb Mayo
Jul 05, 2026
∙ Paid

It’s the night before something big, and your kid is lying in the dark running a movie they didn’t ask for. The one where the pen freezes. Where the shot clanks. Where everyone’s watching and it goes wrong. Their heart is up, their chest is tight — and nothing is actually happening. There’s just a ceiling and a scene their brain invented.

Here’s the part almost no young athlete is ever told: that catastrophe movie isn’t harmless worrying. It’s rehearsal. And their brain is getting better at the thing it rehearses.

This episode explains why. When you vividly imagine a movement, a huge chunk of the same brain circuitry fires as when you actually do it — so much so that in one famous study, people who only imagined finger exercises got measurably stronger without moving. The brain doesn’t keep a clean line between doing and vividly imagining; simulation is how it learns. Which means the disaster your kid replays at midnight is real practice at falling apart — and, flipped around, deliberate rehearsal of it going well is real practice at succeeding. Same mechanism. The only choice is which movie gets rehearsed.

Watch the episode with your athlete — it’s free.

Practice built around it — guided visualization — lives free at StudentAthleteZone.com.

Free Student Guide (PDF) · Back to the full series


Everything above is free — the whole lesson for your athlete. Below is the Parent Companion Guide, included with a paid subscription: what your kid just learned, how to help them aim the rehearsal (without it becoming one more instruction they tune out), how to tell it’s working, and the peer-reviewed science behind it.

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