[Influence of free nutrition lunch policy on overweight of rural adolescents: Based on China Education Panel Survey Junior High School Cohort data].

To analyze the influence of the free nutritious lunch policy on the risk of overweight in rural adolescents in China. Based on the data of China Education Panel Survey Junior High School Cohort from 2013 to 2016, this paper analyzes the influence of the policy on overweight risk in adolescents in rural China with logistic model, and a total of 3 453 rural teenagers were included. Adolescents who received free lunch in the first year of junior high school had a 35.