The Symptom Checklist-90(SCL-90) was used to explore the mental health of 4447 freshmen in 2010 of Hengyang Normal University.The results showed that: the prevalence of moderate mental diseases is 6.23%;the main psychological problems include interpersonal sensitivity,obsessive-compulsive,hostility,depression etc;the overall mental health status of freshmen is worse than the norm of Chinese adults;the mental health of freshmen is significantly different in...