Award
Eunice Kennedy Shriver National Institute of Child Health and Human Development 5R01HD112311-03
Causes and Consequences of Preschooler's Digital Media Use: The Role of Sleep, Physical Activity, Sedentary Behavior and Social Emotional Health
Recipient
University of South Carolina at Columbia
Award Amount
$635,906.00
Ceiling
$635,906.00
Awarded
March 25, 2026
Identifier
5R01HD112311-03
This project studies how preschoolers' digital media use affects their health by using advanced measurement techniques to objectively assess screen time and its context, aiming to inform guidelines and interventions.
Description
A multiyear observational cohort study focusing on digital media use among preschoolers, utilizing passive mobile sensing, ecological momentary assessment (EMA), and accelerometry to understand how digital media timing, content, and duration impact children's sleep, physical activity, sedentary behavior, and social emotional health. The study aims to uncover mechanisms underlying children's digital media use and evaluate associations with health outcomes such as obesity and mental health risks to inform digital media guidelines and personalized intervention strategies.