Sex differences in bidirectional associations between dimensions of Fitbit-derived sleep and emotional health across one year in American Life in Realtime, a nationally representative sample of U.S. adults

Sleep. 2025 Oct 24:zsaf337. doi: 10.1093/sleep/zsaf337. Online ahead of print. ABSTRACT STUDY OBJECTIVES: We examined sex differences in within-person bidirectional and between-person associations between dimensions of Fitbit-measured sleep and multiple self-reported...