While the Chargers were warming up in Denver last Sunday, Jim Harbaugh felt his heart racing. He knew that feeling, having experienced it as a player in 1999 and as an NFL head coach 13 years later. A ...

Examining long-term outcomes for people with atrial fibrillation (AF), the most common heart rhythm disorder, a new study found that 55% survived to 10 years. The researchers say AF needs to be ...

Narrow QRS complexes occur regularly. This tracing suggests either atrial flutter or ventricular tachycardia. It is not atrial flutter, however. If it were, the QRS complexes occurring regularly would ...

Heart rhythm disorders like AFib can raise stroke and heart failure risk. Early diagnosis and catheter ablation can restore quality of life — seek care promptly.

Q: I’m a 67-year-old man who developed typical atrial flutter two years ago, but I haven’t had any symptoms that I am aware of. I don’t have a history of heart problems. My heart rate was 117 bpm ...