Sleep health mediates the relationship between physical activity and depression symptoms

Abstract

Purpose: This study aimed to investigate cross-sectional associations between physical activity, sleep health, and depression symptoms using mediation models. Methods: Participants (N = 1576, MAge = 39.3 years, 40% female) were recruited online from Amazon’s Mechanical Turk crowd-sourcing service. Physical activity was measured using a single-item self-report measure and depression symptoms were reported using the Hospital Anxiety and Depression Scale. Sleep health was measured using the 6-question RUSATED Sleep Health survey V2.0. Results: Good sleep health (direct effect: β = −.273, t = − 13.87, p