“…Finally, individual's sleep and physical activity level appears to be strongly influenced by environmental factors and social contexts. ABCD findings have highlighted the importance of socioeconomic status, household income, marital status of parents, race and sex (Giddens, Juneau, Manza, Wiers, & Volkow, 2022;Nagata et al, 2023;Xiao et al, 2023), consistent with findings from non-ABCD studies (Armstrong et al, 2018). Together, emerging evidence including from ABCD studies suggests a strong relationship between sleep duration, sleep timing, physical activity and mental health.…”