Most people walk through life with a heart condition they know nothing about. Atrial fibrillation, commonly called AFib, is ...

An irregular heartbeat -- atrial fibrillation -- is a strong predictor of cognitive decline and the loss of independence in daily activities in older people at risk of cardiovascular disease, ...

Most of the time, your heart keeps a steady rhythm you never notice. But every so often, it may seem to flutter, race or skip a beat, leaving you wondering whether something is wrong. An irregular ...

A doctor explains the difference between normal and abnormal irregular heartbeats, noting atrial fibrillation poses stroke risks.

A huge study suggests the Apple Watch can detect a worrisome irregular heartbeat at least sometimes — but experts say more work is needed to tell if using wearable technology to screen for heart ...