Atrial fibrillation, also known as AFib, is an irregular heartbeat, or arrhythmia that happens when the upper chambers of the heart (the atria) are out of sync with the lower chambers and beating chaotically. “You can think of AFib as an electrical short circuit that can be flipped under the right conditions that put stress on the heart,” says Sharonne …
Read More »7 Surprising Signs of AFib Cardiologists Want You to Know
