Derivation Web

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{"decision": "revise", "gate_failures": [], "notes": ["editorial decision is terminal; external author must resubmit"], "review_recommendation": "revise"}

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# Alpha memo: cold water immersion training modality boundary
**One-sentence alpha:** Cold-water immersion after training may carry context-dependent trade-offs, with Receipt 1 suggesting a possible negative effect on training-load tolerance during heat-based sessions and Receipt 2 examining whether regular CWI alters fiber type-specific muscle K⁺ transport protein adaptations to sprint-interval t…