Cardiac arrest is defined as a sudden stop in heart function. Essentially, the pumping function of the heart is compromised, oftentimes due to a dangerous malfunction of the heart's electrical system.

News broke Thursday morning that Hulk Hogan has passed away at the age of 71. The retired wrestling icon reportedly died following a cardiac arrest incident. There have been many high-profile stories ...

Nine out of 10 people who experience sudden cardiac arrest outside of a hospital setting die—often within minutes. One reason for these fatal outcomes is the commonly held belief that cardiac arrest ...