By Dennis Thompson HealthDay ReporterFRIDAY, Jan. 23, 2026 (HealthDay News) — Smartwatches can greatly improve doctors’ ability to detect hidden-but-dangerous heart rhythm problems, a new clinical ...

Smartwatches with both PPG and ECG functionality improve the detection of atrial fibrillation in comparison with standard ...

The study, published earlier this month in the European Journal of Preventive Cardiology, found that some endurance athletes ...

Atrial fibrillation is one of the most common kinds of arrhythmia, causing the heart not to contract properly in order to ...

Presence of cardiac fibrosis puts high-level endurance athletes at increased risk for ventricular tachycardia while exercising ...

Millions of people live with atrial fibrillation, a racing, uneven heartbeat that can leave you exhausted and scared. Yet it ...

A heart that beats too fast can leave you lightheaded, dizzy, out of breath or feeling fatigued.

Transient idiopathic arrhythmias are temporary heart rhythm disturbances without a clear cause, which can be harmless or require treatment if symptoms are frequent. Diagnosis can be challenging, as ...

Irregular heartbeats, or arrhythmia, can significantly affect a person’s quality of life and overall health. When medication and lifestyle changes are ineffective, doctors may recommend surgery to ...

Arrhythmia is an irregular heart rhythm. The condition is usually not serious, but when it is, treatment is generally effective. Share on Pinterest Jasmin Merdan/Getty Images It’s common for children ...

A new study reveals male endurance athletes over 50 may face increased heart rhythm risks during exercise, especially those ...