Why the study?
Do different water immersion temperatures affect post-exercise cardiac parasympathetic reactivation in young physically active men?
Do different water immersion temperatures affect post-exercise cardiac parasympathetic reactivation in young physically active men?
Cold water immersion accelerates short-term post-exercise parasympathetic reactivation, whereas hot water immersion blunts it, but neither has lasting effects at 4 hours.
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May inform acute recovery choices in active young men; hypothesis-generating and should not yet change practice.
Ottone et al. (2014) studied this question.
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