Surgeons have been opening chests and implanting pacemakers for decades. The devices save millions of people by controlling their abnormal heartbeats. Now doctors are testing a new version of ...

One of these groups of neurons has pacemaker properties, meaning it helps regulate the heart’s rhythm. This discovery of the ...

Ampatzis’s team mapped the exact composition, organization, and function of neurons in the IcNS using zebrafish as an animal ...

It's been more than a decade since a man walked into a Michigan hospital and made the unusual request to donate his late wife's pacemaker. She had the brand new device implanted just a few months ...

New research reveals the heart has its own complex nervous system, or "mini-brain," capable of regulating the heartbeat independently of the brain.