This chest tightness can change from day to day, and/or from moment to moment. All of the above combinations and variations are common. This type of chest tightness is commonly misconstrued as heart problems or the signs of a heart attack.
Cardiac arrest, also known as cardiopulmonary arrest or circulatory arrest, is a sudden stop in effective blood circulation due to the failure of the heart to contract effectively or at all. Medical personnel may refer to an unexpected cardiac arrest as a sudden cardiac arrest (SCA).
Cardiac arrest. Cardiac arrest: Introduction. Cardiac arrest is a condition in which the heart has stopped beating or is not beating efficiently enough to sustain life. Cardiac arrest, also called sudden cardiac arrest, is rapidly fatal within minutes if not immediately treated with CPR, defibrillation, and advanced life support measures.