Background Despite the close relationship between sleep–wake cycles and depression
symptoms, the relationship between sleep midpoint and depression symptoms in adults …

Background The effect of weekend catch-up sleep (WCS) on depressive symptoms is
inconsistent among different populations, with limited evidence in Americans. Therefore, we …

Background Geriatric depression is a common but preventable psychiatric disorder;
however, its association with specific sleep patterns remains unclear. Therefore, we …

Background Evidence of an association between sleep duration and depression was
inconsistent. Methods Adults who participated in the National Health and Nutrition …

Background This study aims to examine the associations and interaction effects of sleep
duration and trouble sleeping on depressive symptoms among US adults. Methods National …

Insufficient sleep on weekdays has become a societal norm, and studies have shown that
sleep deprivation increases the risk of depression. Although individuals often resort to …

Background Quantifying the effect of depression on sleep duration is of great importance to
the diagnosis, control, prevention of sleep-related diseases and understanding related …

Background Although there are several cross-sectional and prospective studies on the
relationship between sleep duration/insomnia symptoms and depression symptoms, the …

Objective There is a strong association between sleep disturbance and negative affect.
However, the day-to-day directional connections between sleep and negative affect remain …

Aims To assess the association of sleep factors (sleep duration, trouble sleeping, sleep
disorder) and combined sleep behaviours with the risk of clinically relevant depression …