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 ...

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 ...

Coffee consumption had a complex relationship with arrhythmias, a randomized trial with real-time electrocardiography patch monitoring showed. Premature atrial contractions weren't caused by coffee ...

A novel trial using real-time monitoring found that drinking coffee did not increase atrial arrhythmias but was associated with more premature ventricular contractions. There was no increase in ...