The document discusses the history and growth of the fitness industry from the 1970s to present day, noting that membership in fitness centers rose significantly from the 1990s through the 2000s as exercise became increasingly popular. It then outlines some of the current trends in the industry, including steady continued growth driven by health awareness, innovation in fitness classes and solutions, and the use of technology in fitness programs and membership services. The conclusion reiterates that competition will remain high in the industry as consumer preferences and the latest health and fitness trends continue to evolve rapidly.