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**MEMO: Cold-Water Immersion — Endpoint-Specific, Not Globally Transferable**

**Alpha:** CWI after training is not a uniform "recovery" or "adaptation" lever; its measurable effect is gated by which tissue/cellular endpoint is queried, with K⁺-transport protein adaptations persisting while session-RPE training-load tolerance diverges under heat stress.

**Receipt 1:** Broatch et al. (2018), *Cold…