It wasn't steroid "abuse", it was completely legal (and common practise) at the time. The article you linked to makes this perfectly clear.
And his recollection of his usage seems suspect. Both his dbol and test are seriously on the low side. I hugely doubt he is being forthcoming.
To be clear I am a big fan of his and think the use of steroids is a personal choice, weighed against risks. It’s just that the post-facto fictions presented are seldom honest.
Maybe I am naive, but having an affair isn't a prerequisite for marriage. Whereas everyone in bodybuilding is on steroids, it's a prerequisite for the sport. It was back then and it still is now.