The rhythm of a healthy heart may seem steady, but underneath that regular thump lies a rich, ever-changing pattern. These ...

Circadian rhythms, regulated by a 24-h biological clock, enable the coordination of biological activity over the course of the day and facilitate adaptation to daily environmental changes in diverse ...

According to the American Heart Association recommendations, VF and rapid VT were considered to be shockable rhythms. 32 We analyzed the ECG data at 2‐minute intervals and checked the reproducibility ...