Heart Emergencies Explained: Heart Attack, Cardiac Arrest & Heart Failure When It comes to heart health, many people use the terms heart attack, cardiac arrest, and heart failure interchangeably, but they are actually very different medical conditions. Understanding these differences can help you react faster and seek the right medical https://medium.com/@linda.wockhardthospitals/heart-attack-cardiac-arrest-or-heart-failure-whats-the-difference-ad30355a5da7