ABC News chief medical correspondent Dr. Tara Narula discusses arrhythmias and what you should do about it if you think you ...

The most common arrhythmia is atrial fibrillation, which occurs in the atria in the upper part of the heart and can lead to ...

These signs should not be ignored, as they include arrhythmia, heart disease, or even a heart attack, managing heart conditions and maintaining long-term health.

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

Cardiovascular disease affects nearly half of the adults in the United States, posing a significant public health challenge.

A recent Brazilian study published in Nature Cardiovascular Research has highlighted promising pathways for preventing and ...

An irregular heartbeat is a condition that occurs when the heart's electrical impulses are either too fast, slow or ...

Tagrisso was linked to higher cardiac risks in patients with EGFR-mutant NSCLC, including a four-fold rise in cardiac events ...

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Recent research shows the incredible success of radiofrequency ablation in treating AFib, offering renewed hope for patients.

An idioventricular rhythm is very similar to ventricular tachycardia (VT), except the ventricular rate is less than 60. All other characteristics of ventricular tachycardia apply, including the ...