Arrhythmias occur when there is a disruption in how the electrical signal develops or moves throughout the heart. Factors that can cause arrhythmias include:
External factors that are associated with arrhythmias include:
Symptoms, diagnosis & monitoring of arrhythmia. American Heart Association website. Available at: http://www.heart.org/HEARTORG/Conditions/Arrhythmia/SymptomsDiagnosisMonitoringofArrhythmia/Symptoms-Diagnosis-Monitoring-of-Arrhythmia_UCM_002025_Article.jsp#. Updated September 19, 2016. Accessed June 1, 2017.
Understand your risk for arrhythmia. American Heart Association website. Available at: http://www.heart.org/HEARTORG/Conditions/Arrhythmia/UnderstandYourRiskforArrhythmia/Understand-Your-Risk-for-Arrhythmia_UCM_002024_Article.jsp#.WTAaIOvytQJ. Updated December 21, 2016. Accessed June 1, 2017.
What causes an arrhythmia? National Heart, Lung, and Blood Institute website. Available at:https://www.nhlbi.nih.gov/health/health-topics/topics/arr/causes. Updated July 1, 2011. Accessed June 1, 2017.
Last reviewed June 2017 by EBSCO Medical Review Board Michael J. Fucci, DO, FACC Last Updated: 12/20/2014