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 and Training Outcomes in Human Studies

Hypothesis-level alpha signal; not clinical advice.
## Core signal
The strongest direct human evidence (10.1123/ijspp.2019-0965, randomized trial) reports a significant condition × time interaction with a large negative effect of cold on elbow flexor muscle thickness after strength training, alongside non-significant negati…