Atrial fibrillation (AF) and atrial tachycardia (AT) are two distinct types of cardiac arrhythmias that involve the atria of the heart. They are characterized by abnormal heart rhythms that can have serious consequences if left untreated. In this essay, we will explore the differences between AF and AT in terms of their definitions, causes, symptoms, diagnosis, and treatment. What is Atrial Fibrillation? Atrial fibrillation is a type of cardiac arrhythmia that involves rapid and irregular contractions of the atria. During AF, the atria of the heart quiver instead of contracting effectively, leading to a disruption of the normal electrical signals ... Read More