👉 The term "arrhythmia" refers to a type of abnormal heart rhythm. It is characterized by irregular or irregular heartbeat, which can be caused by a variety of factors such as stress, illness, medication, or certain medical conditions. Arrhythmias can cause symptoms like chest pain, shortness of breath, dizziness, and fatigue. Treatment for arrhythmias often includes medications, lifestyle changes, and sometimes surgery to correct the underlying condition.