Arrhythmias are irregularities in the heart’s rhythm, such as beating too fast, too slow, or erratically. While some are harmless, others can lead to organ damage or be life threatening. Various ...

Malignant arrhythmias are dangerous heart rhythm problems that can lead to cardiac arrest, most often originating in the heart’s lower chambers. These arrhythmias are frequently linked to underlying ...

An arrhythmia is an irregular heartbeat. An arrhythmia may feel like a racing heart or fluttering. It is not always serious but can sometimes indicate a potentially fatal heart problem. Arrhythmias — ...

Concomitant cardiac arrhythmias are commonly seen in patients with hypertension, although the mechanism of this association is unclear. The contribution of hypertension to the development of atrial ...

The heart, that yeoman of all organs, usually works extremely hard and very evenly. Its owners rarely, if ever, muse much about its operation, unless the individuals are suffering from arrhythmia, a ...