Case teaching method is a kind of teaching method which adapts to modern teaching reform and development trend. It is convenient for teachers to integrate multiple topics through use, and it can also reflect students' principal position in the classroom through case discussion to improve students' ability to use knowledge to analyze and solve problems, and form a good sense of team in the process of group discussion. There are few practical researches on the application of case teaching method in the teaching of physical education and health science, but there is still much to be done in the aspects of student evaluation, case base construction, network course learning platform construction, teacher quality improvement and so on. In addition, case teaching method and PBL, group teaching, flipped classroom mixed use teaching methods are also the trend of physical health teaching research. In a word, case teaching method provides useful reference for the teaching of physical education and health science, and also provides important reference for students to learn, master and apply the knowledge of physical education and health science.