Someone clutches their chest, then collapses. All those things done to this person after this point are generally classified as "resuscitation". I just read a fascinating news article on how medicine's understanding of cell death and resuscitation are evolving. You can read this Newsweek article here.

Twenty years from now, regular folks might watch a rerun of the TV show ER and shake their heads at how we got it all wrong. "Look at that! That's ridiculous!" viewers will say, throwing their hands up in the air.