Sinus arrhythmia is a variation in the heart's sinus rhythm, usually caused by changes in a person's breathing cycle. It's a ...

Sinus arrhythmia refers to a changing sinus node rate with the respiratory cycle, on inspiration and expiration. This is quite common in young, healthy individuals and has no clinical significance.

The FDA submission is backed by robust data from the VALID-ECG pivotal study, which enrolled 198 patients across five clinical sites. The Company believes the study's findings support the clinical ...