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Breath-Hold Training & Dive Reflex
Breath holds and cold face contact trigger the dive reflex; used for tolerance training with strict safety rules.
Breath-hold training engages the dive reflex—bradycardia and peripheral vasoconstriction when face contacts cold water—used in freediving and some recovery protocols. Dry holds and cold face immersion practice tolerance; never train alone in water.
Medical clearance matters for cardiac conditions.
Common questions
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Is breath-hold training safe in a home pool?
Never practice hypoxic drills alone underwater. Dry holds with a partner and clear safety stops are standard; cardiac issues need medical clearance.
Related terms
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