Object To learn the influnce of sex education on college students’ sexual health

so as to explore the substantial results of sex education in the process of developing college students’ general quality.Method Astochastic questionnaire survey was conducted on 797 freshmen in a medical college

and the records were analysed.Results Students are obviously lack of knowledge of sexual physiology

and they are biased on knowledge of sexal mentality;There are much mis-understanding on students’understanding and ideas about sex.the boys with the approval of pre-marital sex and extramarital sex is more than the girls

the difference was statistically significant（p<0.01）.Conclusion It is not optimistic that the freshman medical majors have poor knowledge of sexual health.the sex education should be pay more attention to.