Adolescents require accurate reproductive health information to navigate physical, psychological, social, and sexual changes. Digital media offers a potentially engaging and accessible channel for health education. Objective this study is to determine the effect of digital media-based reproductive health education on adolescents' knowledge and attitudes in the Satkes Denma Mabes TNI Area. Methods this study is a quantitative quasi-experimental study with a one-group pretest-posttest design was conducted from June to July 2026. Total sampling included 64 adolescents. Knowledge and attitudes were measured before and after digital reproductive health education. Because the data were not normally distributed, bivariate analysis used the Wilcoxon Signed Rank Test (alpha < 0.05). Results this study Before the intervention, 9 adolescents (14.1%) had good knowledge, 16 (25.0%) had moderate knowledge, and 39 (60.9%) had poor knowledge. After the intervention, good knowledge increased to 36 (56.3%), moderate knowledge to 19 (29.7%), and poor knowledge decreased to 9 (14.1%). The mean category score changed from 2.47 to 1.58 (mean difference 0.89). Positive attitudes increased from 35 adolescents (54.7%) to 61 (95.3%), while negative attitudes decreased from 29 (45.3%) to 3 (4.7%); the mean category score changed from 1.45 to 1.05 (mean difference 0.40). Wilcoxon testing showed p=0.000 for both knowledge and attitudes. Conclusion this study is digital media-based reproductive health education significantly influenced adolescents' knowledge and attitudes, with improvements observed after the intervention.
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