Daily links between objective smartphone use and sleep among adolescents.

ABSTRACT:

Introduction

Concerns abound on how digital technology such as smartphone use may impair adolescent sleep. Although these linkages are supported in cross-sectional studies, research involving intensive longitudinal assessments and objective measures has called into question the robustness of associations.

Methods

In this study, a sample of ethnically diverse U.S. adolescents (N = 71; M_age = 16.49; 56% girls) wore Fitbit devices and submitted screenshots of their smartphone screen time, pickups, and notifications over a 14-day period in 2021. The Fitbits recorded nightly sleep quality and sleep onset. Adolescents also completed daily diaries reporting the previous night's sleep onset time and sleep quality.

Results

On days when adolescents engaged in greater

SUBMITTER: Burnell K 

PROVIDER: S-EPMC11303118 | biostudies-literature | 2024 Aug

REPOSITORIES: biostudies-literature