Electrophysiologists at the Texas Cardiac Arrhythmia Institute (TCAI) at St. David's Medical Center recently became the first in the nation to implant an FDA-approved novel leadless system that ...

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

New research explains how low levels of the electrolyte sodium in the blood can disrupt the timing of the heartbeat in ...

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

What is arrhythmia and what are the symptoms? A doctor explains - A doctor explains arrhythmia as the NHS rolls out a DIY ...

Tennessee officials must deactivate a death-row inmate 's implanted heart-regulating device to avert the risk that it might ...

Half of male cyclists had some myocardial scarring, but experts caution against taking this to mean too much exercise is ...

You already move to work that powerful muscle. The time of day can amp up the benefits, found physiology and public health ...

During an average lifetime, the heart beats more than 2 billion times. To you, it might just be a steady "lub-dub" that speeds up under pressure and slows as you drift to sleep. But behind that ...

Both ablation and various lifestyle modifications, like losing weight and exercising more, have roles to play, experts agree.