Methodology in practice
Fueling rehearsal
3 CoachUpFit athletes whose outcome validates the Fueling rehearsal principle. Each links to the full case study and to the underlying research on /methodology.
Read the methodology →ATH-R31
Runner · Marathon
Marathon: 3:27:14 (sub-3:30)
Completed race at 3:27:14. First sub-3:30 in four marathon attempts. No mid-race pace collapse in the final 8km.
Duration: 14 weeks
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ATH-T50
Trail runner · 50K ultra debut
50K finish: 5h33 (target 5h45)
Finished in 5h33, ran continuously through km 42–50 where previous races collapsed. No bonk, no GI issues. Ranked top-30% of age group.
Duration: 16 weeks
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ATH-G42
Gravel cyclist · Endurance build
200km gravel: 9h22 (no walking)
Finished in 9h22 with negative split (faster second half by 8 minutes). No bonk, no GI issues. HR drift on the final climb stayed under 5% — the metric that flagged the previous attempt's collapse.
Duration: 14 weeks
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