Heart Rhythm Disorder :
Heart rhythm disorder, also known as arrhythmia, refers to an irregular heartbeat that can be too fast, too slow, and irregular. It occurs when the process of sending electrical signals to the heart to beat gets disrupted. It may be caused by coronary artery disease, genetics, high blood pressure, cardiomyopathy, valve disorders, electrolyte imbalances, and heart attack. Symptoms include heart palpitations, dizziness, lightheadedness, fainting episodes, shortness of breath, chest discomfort, weakness, and fatigue. Types are atrial fibrillation, bradycardia, and tachycardia. Risk factors of arrhythmia are aging, family history, smoking, drugs, obesity, diabetes, kidney disease, lung disease, sleep apnea, and heart and blood vessel diseases. Tests that are used to diagnose are electrocardiogram, ambulatory monitors, stress test, echocardiogram, cardiac catheterization, electrophysiology study, tilt table test, computed tomography, and Heart MRI. Treatment includes therapies, devices, lifestyle changes, and medications like antiarrhythmic drugs and anticoagulants.