Alan added: “At first, I thought it was indigestion, as I know that can give you chest pains, but it didn’t wear off.
“I didn’t know what was wrong and although I didn’t think it was a heart attack, because the pain wasn’t going down my arm, it was frightening.”
He went on to recount how by the time the emergency services had arrived, he was in “absolute agony”.
It was “every bit as agonising as a heart attack”, he added.