The beat of your heart can tell you a lot. It may race on your way to a first date. It can speed up when you’re too stressed or have had too much coffee. Or maybe it slows down during a blissful visit ...

Pulsed field ablation dominated discussions and scientific sessions at Heart Rhythm 2025 in San Diego with researchers and manufacturers touting new applications in persistent atrial fibrillation, ...

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 ...

Medically reviewed by Elaine K. Luo, M.D. Atrial flutter and atrial fibrillation are types of abnormal heart rhythms. Learn about the similarities and differences between these two conditions.