If you can communicate, talk and be professional, you can give it a try. Because private education depends on taking members to private education classes to make money, otherwise it can only survive. And the gym where you work can't be too bad, otherwise it won't be much better, because no one comes.

The content of your work depends on whether you are serious or not: if you record and analyze according to the work, physical condition, living habits and sports content of each member, it will definitely be more difficult to make a table and arrange your diet scientifically than to fool around casually.