Study on College Students Extracurricular Physical Exercise and Mental Health

College students faced the increasing pressure on learning, employment, economic, and emotional aspects, and inevitably had various psychological problems and abnormal behavior.How to alleviate psychological pressure and adjust mental status had become a problem to be solved in real life.Through experimental method and questionnaire survey method, students were organized designedly for the control experiment which were extracurricular physical exercise one hour per week (control group)and extracurricular physical exercise one hour per day (experimental group).Comparative control study were performed on events difference influence on college students psychological health aspects.