1. Abnormal Heart Rhythm Boosts Death Risk for Diabetics - US News and World Report
Blood pressure and cholesterol should be controlled more aggressively, study suggests

2. Risk Score May Predict Abnormal Heart Rhythm - US News and World Report
Could be first step in finding way to prevent atrial fibrillation, experts say

3. Arrhythmias : Causes, incidence, and risk factors  (Trust Mark: Doctor-Reviewed)
Normally, the four chambers of the heart (two atria and two ventricles) contract in a very specific, coordinated way. The electrical impulse that signals your heart to contract in a synchronized manner begins in the sinoatrial node (SA node. This ...• Reviewer: Alan Berger, MD, Assistant Professor, Divisions of Cardiology and Epidemiology, University of Minnesota, Minneapolis, MN. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.