Who is the most at risk for atrial fibrillation? Dr. Rod Passman, Director, Center for Arrhythmia Research, Northwestern ...

If you have a racing or irregular heartbeat, also known as an arrhythmia, one likely suspect is atrial fibrillation (AFib). “Of all the possible heart rhythm disorders, atrial fibrillation is by far ...

One initial treatment is a cardioversion, which involves using a defibrillator to deliver an electric shock to the heart to restore rhythm. It’s often successful, but sometimes only temporarily.

Dear Dr. Roach: I'm a generally healthy 60-year-old man. Last week, I had some abdominal cramping, and while I was on the toilet, I noted the abrupt onset of a strange feeling in my chest as well as ...

DEAR DR. ROACH: I’m a generally healthy 60-year-old man. Last week, I had some abdominal cramping, and while I was on the toilet, I noted the abrupt onset of a strange feeling in my chest as well as ...