This is important stuff, right?
AARP (of which I'm a dues paying and proud member!) recently posted an outstanding article on surviving your first heart attack.
It's reasonably short.
It's written in plain english.
And it's well worth your time.
Find it here: http://www.aarp.org/health/conditions-treatments/info-2016/heart-attack-hospital-er.html
No, really. Go do it. Do it now.