We now know Hulk Hogan's cause of death. As we previously reported, the 71-year-old wrestling icon passed away on July 24 after going into cardiac arrest at his home in Clearwater, Florida. His death came as a shock to everyone, including his own wife Sky Daily. She even shut down rumors that he was dying this month, insisting he was only recovering from surgery. Friends claimed Hulk was healing well after the operation. However, others painted a bleaker picture of his condition.