Hulk Hogan, 71, Hogan, 71, was pronounced dead at a hospital less than 90 minutes after medics arrived at his home in Clearwater, Florida.

Legendary wrestler Hulk Hogan was going through a health battle that was not publicly known about at the time of his death, according to E! News. The website reviewed Hogan’s autopsy report on Thursday, confirming that he died from a heart attack. However, the report also revealed that Hulk Hogan was battling cancer at the time of his death.

Hulk Hogan’s cause of death has been revealed. The wrestling legend died from acute myocardial infarction — more commonly known as a heart attack, according to the Pinellas County Forensic Science Center records that were obtained by Page Six.