Why did Arnold Schwarzenegger say that his mother-in-law was out of control?

Maria Shriver didn’t become pregnant during the first three years of her marriage to the well-known American bodybuilder Arnold Schwarzenegger. Her mother was troubled by the situation. Since the bodybuilder applied steroids, she feared that these medications could cause infertility in him. That’s why Arnold Schwarzenegger’s mother-in-law brought a scientific report about steroids to her daughter. The report described potential negative reactions of steroids, including infertility.
Arnold Schwarzenegger claimed that he saw this report on the desk of his wife occasionally. Thus, he studied it. The bodybuilder laughed a lot. He affirmed that his mother-in-law was out of control.
But the bodybuilder’s mother-in-law was in troubled without any reason. Her daughter and the bodybuilder became parents of four children. Furthermore, Arnold Schwarzenegger got a child as a result of his extra-marital relations. Thus, it was evident that steroids didn’t have any negative influence on reproductive system of this man.
Do steroids produce infertility in male users? These preparations suppress natural secretion of the hormone testosterone. That’s why men that apply these medicines may get infertility. But it is necessary to know that this adverse result is not permanent. When men discontinue using steroids, their natural secretion of testosterone is restored. Thus, this adverse reaction disappears.  
The autobiography written by Arnold Schwarzenegger reveals numerous interesting aspects linked with steroids. This prominent bodybuilder applied steroids during his competitive career. Anabolic steroids promoted winning. Administration of these medications was not prohibited in professional bodybuilding, when Arnold Schwarzenegger competed.