This study addresses the influence of sex education on abortion among adolescents in schools at Gachie location of Kiambu County in Kenya. It sought to address three main objectives: determining the prevalence of abortion among adolescents; determining the importance of sex education among adolescents and examining the interventions used to mitigate against abortion among adolescents. The study employed a survey research design and used questionnaires as the main data collection instrument. The main findings of the study show that there are high prevalence rates of abortion among adolescents,...