Did anabolic steroids contribute in Hegstrand’s death?

The professional wrestling tag team the Road Warriors were first that introduced bodybuilding-type muscularity in this sport. Hawk (Mike Hegstrand) and Animal (Joe Laurinaitis) have been comprised this tag team. Hegstrand died in 2003. His death was sudden because of a heart attack. This wrestler died when he was just 46. It is known that popular media usually reports about deaths of professional wrestlers, connecting the cases with intake of anabolic steroids. The death of Hegstrand was not an exception. After the death of this professional wrestler numerous articles appeared in newspapers which blamed anabolic steroids for this case.
Joe “Animal” Laurinaitis admitted to administration of steroids by this professional wrestling tag team. But he confirmed that these products hadn’t caused Hegstrand’s death. He added that other factors were responsible for Hegstrand’s death as well as deaths of other wrestlers. Joe Laurinaitis noted that such drugs, as cocaine and Xanax had to be blamed for such cases. Joe Laurinaitis claimed that he desired to explain that steroids had not been linked with death of Hegstrand.
Joe Laurinaitis claimed that cocaine and Xanax had caused the death of this professional wrestler. He also noticed that these drugs caused deaths of such persons, as Henning, Rick Rude and Davey Boy Smith. According to Laurinaitis, intake of cocaine frequently leads to intake of morphine. These drugs destroy health totally and cause heart attacks.
Why must affirmation of Laurinaitis be true? He was in Australia with Hegstrand. He knows about what he tells. Lately this professional wrestler collaborated with Andrew William Wright to tell his experiences with “Hawk”.