When did a heart attack turn into a heart attack?

I don’t remember anyone talking about heart attacks in the last century. Or is a heart attack some new type of heart attack? I am medically confused.

https://arvamus.postimees.ee/8108104/simon-sebag-montefiore-rahu-toomine-puhale-maale-on-raske-kuna-liiga-suurt-osa-selle-ajaloost-moistetakse-tahtlikult-valesti

The Palestinians accused Erekat of betrayal. He got heart attack and resigned. His betrayal consisted in using the Hebrew form of the word “Jerusalem” “Jerushalayim” together with the Arabic “al-Quds”, which also means Jerusalem.