In contrast to the paroxysmal variety ... Figure 4 illustrates an example of nonparoxysmal junctional tachycardia. Note the gradual onset of the junctional mechanism as the sinus cycle length ...

Ventricular tachycardia is an abnormally fast heart beat (with three or more consecutive heart beats at least 100 beats per minute) that originates from one of the ventricles in the heart.

The high incidence of atrial arrhythmias is mostly due to AF. However, sinus tachycardia, another atrial arrhythmia, is a common physiologic response to stressors such as pain, fever, exercise ...

After the COVID-19 pandemic, the incidence rate of postural orthostatic tachycardia syndrome increased significantly, according to new data published in the European Heart Journal – Quality of ...