Sleep is fundamental to human existence—especially during periods of extensive
neurodevelopment such as adolescence. Importantly, poor sleep health in the transition into …

Objectives Previous research has highlighted a link between electronic media use and
sleep outcomes, but the nuanced impacts of screen use at different time of day and activities …

Background Youth use different forms of screen time (eg, streaming, gaming) that may be
related to body mass index (BMI). Screen time is non-independent from other behaviors …

Background Adolescents with disrupted rest-activity rhythms (RAR) including shorter sleep
duration, later sleep timing and low physical activity levels have higher risk for mental and …

Abstract Study Objectives We examined growth trajectories of four actigraphy-derived sleep
parameters (sleep minutes, sleep efficiency, and variability in sleep minutes and efficiency …