DEAR DR. ROACH: What’s the difference between atrial fibrillation and premature ventricular contractions, aka PVCs (extra heartbeats)? -- M. ANSWER: Both AFib and PVCs are rhythm disturbances of the ...

In the last few weeks, the Skeptical Cardiologist has had a run on with patients with premature atrial contractions (PACs). I've discussed in detail premature ventricular contractions (PVCs) here and ...

Our hearts beat more than 100,000 times a day, often without us giving them a second thought. But when that steady rhythm ...

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 ...

Atrial fibrillation (AFib) can lead to blood clots, stroke, heart failure, and other heart-related complications. New consumer patient research from the Dallas-based American Heart Association found ...