Heart Emergencies Explained: Heart Attack, Cardiac Arrest & Heart Failure Although These terms sound similar, heart attack, cardiac arrest, and heart failure are three separate heart-related conditions with different causes and treatments. Understanding these differences can help you react faster and seek the right medical care when every second matters. https://healthharborblogger.blogspot.com/2026/01/heart-attack-cardiac-arrest-or-heart_11.html