What Causes Heart Arrhythmia? What Are the Symptoms of Heart Arrhythmia?, Is there a treatment for heart arrhythmia? We have compiled some information you need to know in our article. What Causes Heart Arrhythmia? What Are the Symptoms of Heart Arrhythmia? An irregular heartbeat is called arrhythmia. The hearts of people with arrhythmia can beat…