Based in Chicago, Ill., Bally Total Fitness is one of the leading health club leaders in the United States. The company has more than 40 years of experience and is a commercial operator of fitness centers with approximately 400 clubs in the United States, the Caribbean, Mexico, South Korea and China. It offers its members a variety of classes ranging from Pilates to martial arts. Additionally, Bally Total Fitness provides BFIT, its weight loss management program as well as personal training.