Supraventricular Tachycardia (SVT) Explained | Causes, ECG, Symptoms & Treatment Supraventricular Tachycardia (SVT) is a common cause of sudden rapid heart rate. In this video, we explain SVT in a simple, step-by-step way, making it easy for medical students, doctors, nurses, and the general public to understand. You’ll learn: ✔ What supraventricular tachycardia is ✔ Why SVT causes sudden palpitations ✔ Types of SVT (AVNRT, AVRT, Atrial Tachycardia) ✔ SVT ECG findings explained clearly ✔ Vagal m

Supraventricular tachycardia, or SVT, is a fast heart rate – greater than 100 beats per minute. Many people with this arrhythmia don’t need any treatment, but if you have frequent episodes of SVT, your doctor may recommend ablation. Here’s how it works. | American Heart Association