A heart attack caused the death of pro wrestling icon Hulk Hogan, authorities said Thursday, a week after the larger-than-life entertainer passed away in Florida.

CLEARWATER, Fla. (AP) — Professional wrestler Hulk Hogan died of a heart attack last week, according to a Florida medical examiner’s report released Thursday. Hogan, whose real name was Terry Bollea, previously had leukemia and atrial fibrillation, an irregular heart rhythm, the report from the District Six Medical Examiner said.