I. Introduction Cardiopulmonary Resuscitation (CPR) stands as a cornerstone of emergency medical care, a vital intervention that can mean the difference between life and death in critical situations. At the heart of CPR lies a fundamental action: chest compressions. While often overshadowed by dramatic depictions of rescue breaths, the significance of chest compressions cannot be overstated. In this article, we delve into the pivotal role chest compressions play in CPR and underscore the importance of mastering this technique for effective life-saving efforts. II. Understanding CPR CPR, an acronym for Cardiopulmonary Resuscitation, is an emergency procedure designed to manually maintain blood circulation and oxygenation in individuals experiencing cardiac arrest or respiratory failure. It comprises two primary components: chest compressions and rescue breaths. While both elements are crucial, recent advancements and guidelines have placed increased emphasis on chest compressions ...