Harvard Heart Letter
Weight loss and exercise may ease atrial fibrillation
Research we’re watching For people with atrial fibrillation, losing a little weight and getting exercise may improve their symptoms, according to a review published online Feb. 7, 2018, by The American Journal of Cardiology. Atrial fibrillation (or afib) is a common heart rhythm disorder marked by a quivering or fluttering heartbeat, which can cause dizziness and breathlessness. Other symptoms include fatigue, weakness, and fainting.