Dissociative Identity Disorder (DID) is a serious psychological disorder that can have a serious impact on patients’ daily life and social relationships. Based on this, the study applies the combination of volleyball and mental health education to the study of DID in college students.

The study chose 80 college students from a university as the research subjects and randomly divided them into an experimental group and a control group, 40 in each. The experimental group received volleyball sports combined with mental health education, while the control group received conventional education. Speech oddity, indifference, and abnormal behavior were used as evaluation indexes, and relevant data were collected, and data analysis was processed by SPSS23.0.

The average scores of the experimental group and the control group in terms of speech eccentricity were 2.5 and 3.8; the average scores of apathetic behavior were 1.2 and 2.5 respectively; and the average scores of perverse behaviors lifting were 1.5 and 2.8. The results of the t-test showed that there was a significant difference between the two groups in terms of evaluation indexes (P<0.01).

Volleyball combined with mental health education helps to improve the mental health of college students and reduce the risk of DID. It helps to promote the mental quality education of college students.