When your electrical system is working normally, the two upper chambers of the heart (atria) contract and pump blood into the two lower chambers (ventricles) in a well-coordinated way. This results in ...

Our annual supplement on local health and wellness services and issues can be found inside today’s paper. It was pretty alarming, watching the heart monitor trace a crazy series of bumps and dips ...

While the Chargers were warming up in Denver last Sunday, Jim Harbaugh felt his heart racing. He knew that feeling, having experienced it as a player in 1999 and as an NFL head coach 13 years later. A ...