Afib vs. Panic Attack: Which One Is It?

When your heart starts beating fast or if it “feels funny,” or really just about anything related to the heart can be scary.

Here’s the short answer: Afib stands for atrial fibrillation, which is basically an irregular heartbeat, or arrhythmia. On the other hand, supraventricular tachycardia (SVT) stands for rapid heartrate.