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 ...

Premature ventricular contraction (PVC) is a type of abnormal heartbeat, or arrhythmia. It happens when the heartbeat begins in the lower, rather than the upper, heart chambers. This creates an ...

I've been using AliveCor's Kardia personal ECG devices to help manage my patients with atrial fibrillation (AF) for 7 years now. Early on, I pointed out (see here) that Kardia was easily confused by ...

“Although PVCs are considered more important than PACs, they are fairly benign as well, especially if there is no underlying severe heart disease and unless they are bothersome to patients, but this ...

Do you ever feel like your heart misses a beat? There’s a good chance that what you noticed was a heartbeat that happened sooner than it usually does. When that happens, and then follows up with a ...

A colleague recently asked me how I would approach an asymptomatic young patient with thousands of premature ventricular complexes (PVCs). She said, "I used to think I knew how to treat PVCs, but ...

You might feel them as skipped heartbeats or unusually forceful beats. One friend describes her heart palpitations as a soft fluttering that starts in her chest, moves to her neck and sometimes makes ...

Medically reviewed by Jeffrey S. Lander, MD Key Takeaways Bigeminy is an irregular heart rhythm where every normal beat is followed by an abnormal one. You should see a doctor if bigeminy causes ...

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 ...

Stress and anxiety can trigger premature ventricular contractions (PVCs), a type of arrhythmia. Premature ventricular contractions (PVCs) can be caused by emotional stress and anxiety, among other ...