When I was younger than 14 we put on wrestling exhibitions for kids in the neighborhood (even younger) than we were. We sold admission for a nickel and such as popcorn and libations for I can't recall the price. I think that made us pro wrestlers, although we didn't make the big bucks some of these folks make these days.
As for the steroid comments, I remember watching Curt and "Jumping" Jim Brunzell and Greg Gagne, and they were all skinny (compared to today's behemouths) when they were in the AWA. As soon as they went to the WWF, got huge. I wonder . . .