d 24 Hour Fitness Centers A chain of founded by Mark Mastrov in 1983. By 1994 there were 24 hour all over California, and now they are many clubs located throughout the United States and Asia.
Bally Total Fitness A chain of offering fitness equipment, personal training, nutitional guidance, and weight loss programs.
Curves A chain of women-only with locations all over the world. Curves provide exercise programs, diet plans, and moral support.
Gold’s Gym The first gold’s gym was located in Venice California and it was founded in 1965. That first gym was featured in the movie “Pumping Iron”. There are now Gold’s Gym locations all over the world.
World Gym A weight training and fitness center with locations all over the world. The first Gold Gym was founded by Joe Gold in Santa Monica California in 1977.