Atrial fibrillation and atrial flutter are more common among older people and people who have a heart disorder. Atrial fibrillation is much more common than atrial flutter. Many people with atrial flutter also have episodes of atrial fibrillation. Atrial fibrillation and atrial flutter may come and go or be sustained.

Offers information on bradycardia, tachycardia, atrial fibrillation and cardiac arrhythmia.

Doctors of Electrophysiology Associates, Morristown, NJ, treat heart rhythm problems, patients with palpitations, fainting spells, etc.