According to the investigation and analysis of college students, it shows that basketball is the most common sport for college students. According to the development and project characteristics of basketball, this paper analyzes the role of basketball in college students' fitness, and formulates the development trend of basketball as a concrete embodiment of strengthening game projects and sports tourism. Challenge the extreme sports of the human body to survive and develop. The pursuit of competitive basketball is to challenge the limits of human body and has stronger appreciation; The goal of basketball in the workplace is the "two keys of body and mind" of the public. Theoretical discussion on basketball in current sports science. There is a lack of research on fitness, so this paper discusses the related problems of basketball fitness from the perspective of sociology, and puts forward the development trend of pure basketball fitness, so as to clarify the practical significance of basketball fitness and provide new ideas and methods for the development of basketball fitness.