More details about pro wrestling icon Hulk Hogan's death have been revealed, including his cause of death and a private battle with cancer. He died last week at age 71.

According to a cremation approval summary report from the Pinellas County Forensic Science Center obtained by The Hollywood Reporter, Hogan died from acute myocardial infarction, or what is commonly referred to as a heart attack. His death was ruled the result of natural causes and was certified by his personal physician.

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