Medically reviewed by Jeffrey S. Lander, MD Bigeminy is an irregular heart rhythm where every normal beat is followed by an abnormal one, often due to premature ventricular contractions (PVCs). It ...

Scar tissue in the heart was associated with abnormal heart rhythms among healthy, long-time male endurance athletes age 50 ...

Scar tissue in the heart was associated with abnormal heart rhythms among healthy, long-time male endurance athletes aged 50 ...

Data were derived from Chew DS, et al. Late-breaking clinical trials and science: Randomized clinical trials. Presented at: Heart Rhythm 2025; April 24-27, 2025; San Diego.

The correct diagnosis is sinus rhythm and atrial bigeminy (Figure 2). The rhythm appears to be regular; however, there is slight irregularity, ie, the RR intervals are 0.40 sec (⨅) alternating ...

— L.R. ANSWER: Bigeminy, more precisely ventricular bigeminy, is a term most people probably haven’t heard of, but most people have heard of a premature ventricular contraction (PVC).

John Sapp, M.D., lead author, professor of medicine and assistant dean of clinical research at Dalhousie University, Queen Elizabeth II Health Sciences Centre in Halifax, Nova Scotia, Canada ...

A low magnesium level is another risk factor for PVCs and ventricular bigeminy, and there are case reports of the rhythm going away completely with magnesium. So, while we can't be sure whether ...