explaining on Instagram: "CPR (Cardiopulmonary Resuscitation) is a life-saving technique used when someone’s heart or breathing stops. By pressing hard and fast on the chest and giving rescue breaths, CPR keeps oxygen-rich blood flowing to the brain and vital organs. This buys crucial time until medical help arrives, greatly increasing survival chances during cardiac arrest 🚑❤️🫁 . Follow @explain.era for more such reels 🙌🔥 . . #explore #education #science #technology #inspire #universe #expl