Irregular heartbeats can feel scary but it is not always a cause for concern. Dr Yaranov explains why it happens and when it ...

A healthy 33-year-old woman with no cardiac risk factors feels thumps or skipped beats in her chest a few times a day regardless of activity. An event recorder showed premature ventricular ...

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 ...

Idiopathic premature ventricular contractions (PVCs) may cause subtle changes in left atrium (LA) structure and function. The authors of an article published in Cardiovascular Innovations and ...

Between Sept 1982 and Oct 1984, we diagnosed premature ventricular contractions(PVCs) in 9 newborns and infants (3M/6F). CXRs were obtained in 6 patients(pts) and ...

Coffee is one of the most commonly consumed beverages in the world, but the acute health effects of coffee consumption remain uncertain. We conducted a prospective, randomized, case-crossover trial to ...

The patients were suffering from persistent ventricular premature contractions (VPCs), presenting as ventricular bigeminy — a condition in which nearly every alternate heartbeat is abnormal.