a lot of guys in the 70s, 80s and 90s used steroids and are fine today.
a lot of people used drugs for years and are fine today.
I think the oil, as a few people mentioned, is the problem. You'd never inject cooking oil or motor oil into your body - but SEO injection oil for big arms, so many people are quick to do it. unreal.
I hope DA recovers, he's young and can make the world a better place. praying for him.