Insights

Insights & research

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  28 Oct 2026

  “I Feel Fine, Coach”: When Words and Data Disagree

  Every coach has heard it from a player who clearly wasn't fine. Why players shade their wellness answers, why the questionnaire still matters, and how to read the gap.

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  07 Oct 2026

  What sweat knows that your heart rate monitor doesn't?

  Heart rate shows how hard a player worked. Sweat carries clues about what that work actually cost. Here's why cortisol, lactate and pH deserve a place next to your load data.

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  09 Jul 2026

  The Invisible Signals: What Maja Chwalińska’s Return Reveals About Stress in Elite Sport

  Elite sport measures what athletes do - and almost nothing of the stress and recovery beneath. Maja Chwalińska’s story shows why those invisible signals matter, and how to see them sooner.

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