The Effect of Nutritional Education with Video Media on Knowledge, Attitudes and Actions Teenagers on Balanced Nutrition at SMP N 2 Tabanan

Background: The diet of teenagers are not proportional and does not implement balanced nutrition, thereby increasing the risk of being overweight, overweight and obese. According to several studies, teenagers' lack of knowledge about nutrition, attitudes and eating habits that are not in accordance with balanced nutrition causes unbalanced eating patterns in teenagers. To overcome this problem, innovative interventions are needed, one of which is education using video media. The aim of this research is to determine the differences in knowledge, attitudes and actions of teenagers regarding balanced nutritionat SMPN 2 Tabanan before and after education using video media. Method: This type of research is quasi-experimental with a One Group Pretest-Posttest design with a sample size of 43 samples. Data was collected by filling out a questionnaire and then analyzed using the Wilcoxon test. Results: The results showed that the average knowledge score before and after the intervention was 40.61 to 68.16. Theaverage attitude score before and after the intervention was 76.49 to 79.86. The average action score before and afterintervention was 61.54 to 70.30. Based on the results of the Wilcoxon test, it is stated that there is an influence of nutritioneducation using video media on knowledge, attitudes and actions with a p-value <0.05. Conclusions: Suggestions that can be made are the use of video media as a student learning media and nutrition education media.