With everything you get what you pay for
A session with a personal trainer for fitness alone will run you 35-40 at a high end fitness gym
And Gleasons is a high end boxing gym
You can train at a hole in the wall gym cheaper,lord knows I wont be disparaging them,I run one,but you go to a place like Gleasons or Fraziers,youve got known results.
I have yet to turn out a B-hop,or an Iran Barkley,or an Arturro Gatti
Those gyms have