Dr. Hugh Calkins answers the question: 'Atrial Fibrillation vs. Atrial Flutter?' — -- Question: My doctor told me I sometimes have atrial fibrillation and at other times have atrial flutter. What ...

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, ...

Please provide your email address to receive an email when new articles are posted on . Drinking one cup of caffeinated coffee a day reduced recurrent arrhythmia events for those with persistent AF or ...

Peter Spector, M.D.; Nicole Habel, M.D. With H and V-capture there is a combination of these findings. Local V activation is early, QRS onset is early, and QRS end is also early. The QRS duration is ...