Your heart has been doing its job faithfully for years, beating steadily in the background while you go about your daily life. Then suddenly, you become acutely aware of every beat as it seems to ...

Irregular heartbeat conditions affect millions of people worldwide, causing hearts to beat too fast, too slow, or with an uneven rhythm. These cardiac rhythm disturbances, medically known as ...

Atrial fibrillation (AFib) is a kind of irregular heartbeat, or arrhythmia. A problem with the electrical signals that control your heart’s pumping action causes it to beat too fast in a pattern that ...

Polymorphic ventricular tachycardia is an abnormal heart rhythm where the bottom chambers of your heart beat too quickly. People with severe cases may experience sudden cardiac arrest. Conditions that ...

Electrocardiograms (EKGs) help diagnose heart attacks and can accurately predict future ones. However, they are not particularly reliable tools for detecting previous heart attacks. An ...

At HRS 2026, Dr. Song Zuo presented evidence that AI can detect atrial fibrillation with over 90% sensitivity, ...

Is your heart rhythm chaotic? Researchers found that chaotic heartbeat patterns, not traditional HRV, are the secret to tracking cognitive brain activity.

Being an early bird or a night owl may be defined by your genetics, but Pitt research published March 16 in The Journal of ...