Adolescents' screen time displaces multiple sleep pathways and elevates depressive symptoms over twelve months.

ABSTRACT: Recently the Swedish Public Health Agency published recommendations of a maximum of two-to-three hours of daily leisure screen time for adolescents aged 13-18, partly to promote better sleep (2024-Sep-02). Biologically and socially, adolescence is characterized by belated sleep times, and depressive effects of screen time can arise through sleep displacements. Theorized links between screen time, sleep, and depression, merited examination of four sleep mediators to determine their relative importance and determine which of them mediate future depression. Hypotheses were preregistered. Three-wave psychometric health data were collected from healthy Swedish students (N = 4810; 51% Boys; ages 12-16; N = 55 schools; n = 20 of 26 Stockholm municipalities). Multiple imputation bias-corrected mis

SUBMITTER: Hokby S 

PROVIDER: S-EPMC11964217 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature