Introduction A healthy heart beats in a steady, rhythmic pattern—about 60 to 100 times per minute at rest. But when that rhythm becomes irregular, too fast, or too slow, it’s known as an arrhythmia. While some arrhythmias are harmless and go unnoticed, others can be life-threatening and require immediate medical attention. Understanding the different types of arrhythmias—from atrial fibrillation (AFib) to premature ventricular contractions (PVCs)—is key to recognizing symptoms early and managing treatment effectively. This article provides a comprehensive overview of common arrhythmias, their causes, symptoms, diagnosis, and treatment options. 1. What Is an Arrhythmia? An arrhythmia is an abnormal…