Patients with irregular heartbeats — caused by atrial fibrillation (AF), the most common heart rhythm disorder — have historically been warned to limit or eliminate caffeine. But a new study suggests ...

Atrial fibrillation, a common heart rhythm disorder, can be dangerous. Heart surgeon explains its risk factors, treatments, ...

Drinking a cup of caffeinated coffee daily led to a significant drop in atrial fibrillation (AF) or flutter in patients with sustained AF compared with those who abstained from coffee and caffeine, ...

Consuming modest amounts of caffeinated coffee after cardioversion may be linked to a lower risk of recurrent atrial fibrillation, as reported by a randomized clinical trial published in JAMA. For ...