the.com/cpr
Chest compressions and rescue breathing: the difference between a heartbeat and a flatline.
means Emergency technique of manual chest compressions and mouth-to-mouth breathing to restart someone's stopped heart and circulation before medical help arrives.
from Developed in the 1950s when researchers discovered external chest compression could maintain blood flow. Dr. William Kouwenhoven's 1960 landmark study proved it actually works on humans—before that, nobody was sure if pushing on a ribcage did anything useful.
hands-only variantChest compressions alone now proven equally effective as with rescue breathing
survival rateBystander CPR doubles or triples chances of surviving cardiac arrest
tempoSweet spot is 100-120 compressions per minute, roughly Bee Gees pace
rib fracturesBroken ribs are a good sign: means you pushed hard enough to matter