Why the study?
Does apneic underwater diving and breath holding induce cardiac arrhythmias in humans?
Population
16 human subjects undergoing 64 periods of apnea
Comparison
Apneic underwater diving and simple breath… vs Simple breath holding (within-subject comparison)
Authors
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Apnea-related arrhythmias may warrant caution in breath-hold diving; leaves open mechanisms, incidence, and clinical risks in larger prospective studies.
Does apneic underwater diving and breath holding induce cardiac arrhythmias in humans?
Apneic underwater diving and breath holding frequently induce inhibitory cardiac arrhythmias, which resolve promptly upon surfacing.
Olsen et al. (1962) studied this question.
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