<![CDATA[Adolescent are an age group that is vulnerable to risky behaviour, including premarital sex, because during adolescent there are various changes both physically, namely the maturation of reproductive organs, emotional changes in attitudes and behaviour as well adolescent mind-sets and social changes. Vulnerable to engage risky behaviour (premarital sex behaviour). Lack of sex education and the misconception of the concept of sex education regarding premarital sex which is misunderstood causes various negative problems is adolescent. Sex education is a preventive effort to avoid free sex to damage reproductive health and mental unpreparedness in living their days a parents. So it needs extra education so that there is no misunderstanding of the concept of sex education material. The purpose of this paper is to determine the effect of sex education on premarital sex. This literature review is sourced from the Pubmed and Google Scholar database from 2017-2021 and manually select criteria according o the inclusion and exclusion criteria using the PICOS method, which is relevant and in accordance with the title taken by the author, in this literature review the number of journals reviewed by 8 journals. The result of this literature review found that the effects of sex education on premarital sex include, the lack of knowledge about sex education causes adolescents to take premarital sexual behaviour, imperfect socialization, misunderstanding about of the concept of sex education on premarital sex, strong curiosity and some people think taboo about the concept of sex education. the conclusion in this literature review is the effect of sex education on behaviour sex, namely low knowledge, misunderstanding of the concept of sex education and imperfect socialization, not only from school but the role of the family is needed to instil sex education to reduce sexual behaviour premarital sex in adolescent.]]>
