There was a clear emphasis on the multifaceted goals of quality education. It was stated that the pursuit of quality education should not only focus on academic achievements and moral development but also encompass the development of students' physical strength and overall well-being. This chapter introduces the physical fitness test data of a university in China and the data collected from "Physical Fitness Health Self-evaluation Table" to discuss the specific situation of college students' physical fitness under the health promotion teaching mode. Upon analyzing the data gathered for this study, both decision tree and association rule algorithms were employed to investigate the specifics of college students' physical fitness under the health promotion teaching model. Following the data analysis, it was observed that alterations in the daily activities of college students are closely linked to changes in their physical fitness, with the majority of these relationships being positive.