Sinus arrhythmia is the variation in heart rate attributable to respiration. Fox and Forges (1985) have found that the “amplitude” of sinus arrhythmia measured near birth is correlated with ...
Background A routine sports evaluation identified constant alternation between a junctional and idioventricular rhythm in a 9-year-old child. During exercise testing, electrography demonstrated that ...
A Stanford University study aims to work out whether the Apple Watch could help discover cases of arrhythmia or irregular heartbeats in children. The Apple Watch has been at the center of a number of ...
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