Duration at high altitude influences the onset of arrhythmogenesis during apnea.
Lindsey F BerthelsenSean van DiepenAndrew R SteeleEmily R Vanden BergJordan BirdScott ThrallAlexandra SkalkBritta BymanBrandon PentzRichard J A WilsonNicholas G JendzjowskyTrevor A DayCraig 'd SteinbackPublished in: European journal of applied physiology (2021)
Our findings suggest that persistent hypoxia gradually increases vagal tone with time, indicated by augmented bradycardia during apnea and progressively increased the incidence of arrhythmia at high altitude.