CPR can be lifesaving for some, futile for others. Here's what makes the difference

https://www.npr.org/sections/health-shots/2023/12/12/ [login to see] /cpr-aed-defibrillator-advance-directive
While I've been Trained in CPR! Looking at My Chest is Definitely a "Game Changer" My "Third Breast" While it didn't stop Me from Serving as a Navy/NSA Spook for 21 Years? Don't Bother!