Why did Mark McGwire use steroids

The American baseball player and coach Mark McGwire acknowledged that he had applied steroids and HGH.
There are different opinions which are focused on the baseball player’s admission. According to many persons, Mark McGwire admitted to using prohibited drugs because he desired to return to professional baseball.
Being interviewed, Mark McGwire reported recently that it was a mistake to administer anabolic steroids. But he noted that he had administered steroids not for improvement of performance. Mark McGwire reported that he had used steroids and HGH only for medical needs.
It is interesting to notice that when Mark McGwire admitted to using prohibited drugs, his fans and other persons were not surprised at all. Why were not they surprised? They knew about it. Several persons claimed that Mark McGwire administered steroids before he made the admission. A FBI informant affirmed that the American baseball player had purchased Testosterone Cypionate, Testosterone Enanthate, Equipose and Winstrol from the steroid dealer Curtis Wenzlaff and applied these drugs.
Another person that reported about usage of steroids by Mark McGwire was the “godfather of steroids” Jose Canseco. He affirmed that he injected Mark McGwire with anabolic steroids. But Jose Canseco was not the first individual that helped Mark McGwire to administer anabolic steroids. Jay, Mark’s brother, was the first individual who injected the American baseball player with anabolic steroids.
However Mark McGwire revealed that he had taken anabolic steroids, he said nothing about affirmations pronounced by his brother, Jose Canseco and the FBI informant. He didn’t disclose whether these statements were true or not.
Mark McGwire says that he knows that he will never enter the Baseball Hall of Fame. Furthermore, the admitted steroid user says that he will never fight to be elected for the Hall of Fame. Mark McGwire has respect to all rules related to baseball. He realizes that those that have ever taken banned substances must not be elected for the Hall of Fame.