Cardiac emergencies can happen anytime, anywhere. In those first critical moments, knowing how to perform CPR properly could be the difference between life and death. While many people understand the basics of CPR, few realize just how important hand placement and technique are to performing effective chest compressions. This guide breaks down the correct CPR hand techniques , explains why they matter, and connects the dots between CPR, AED, and First Aid to help you respond confidently in an emergency. Whether you're renewing your CPR certification in Nashville or are new to life-saving skills, this article covers everything you need to know. Why Hand Technique Matters in CPR Hands are your most powerful tool in CPR. The correct technique helps deliver high-quality compressions that keep oxygen-rich blood circulating to the brain and vital organs. Incorrect hand placement or poor posture can lead to ineffective compressions, injury to the patient, or even fatigue that prevents y...