person A: I remember one night I was hanging out with friends_comma_ and got a phone call that the ambulance was at my parents home. 
person B: What happened?!?
person A: I found out he had a stroke due to the heat ( also his breathing problems COPD ) 
person B: Oh no_comma_ that's never good. Is he doing fine now/
person A: He actually passed away - his body went into a medical coma and we had to pull the ventilator. 