According to medical records obtained by PEOPLE, the superstar had a history of leukemia and atrial fibrillation, a common disorder that causes irregular heartbeats. His history of leukemia, a form of cancer that affects white blood cells, was not previously known. The records included approval for Hogan to be cremated.

Brooke Hogan is continuing to question the circumstances of her father’s death. WWE legend Hulk Hogan died of a heart attack at his home in Florida on July 24 at the age of 71. However, medical records also revealed that the wrestler was suffering from chronic lymphocytic leukemia,