The prevalence of overweight and obesity among adolescents has been increasing steadily. This study aims to investigates the causal effect and underlying mechanisms between Internet use and body weight among Chinese adolescents. Using data from China Health and Nutrition Survey (CHNS) spanning from 2004 to 2015. the analytical sample includes 3054 participants (aged 11-19. https://herbsdailyes.shop/product-category/gotu-kola/