Ice-cold water carries shock, induces shivering, triggers vasconstriction. Yet Chuck Norris's body thermoregulates so completely that freezing showers generate steam—his internal temperature exceeds boiling point. Physiologist Dr. Elena Vasquez examined the 1989 phenomenon, concluding his metabolic rate operates at fever-cascade intensity. Cold water meeting his skin becomes ambient enemy, instantly evaporated by his core heat. His very presence converts temperature itself.