Background There is substantial evidence from previous studies that abnormalities in sleep
parameters associated with depression are demonstrated in almost all stages of sleep …

Background Depressive symptoms are rising in the general population, but their associated
factors are unclear. Although the link between sleep disturbances and depressive symptoms …

Objectives Comorbid depression is a highly prevalent and debilitating condition in middle-
aged and elderly adults, particularly when associated with obesity, diabetes, and sleep …

Background Modern lifestyles may lead to high stress levels, frequently associated with
mood disorders (eg depressed mood) and sleep disturbance. The objective of this study was …

Objectives Sleep disturbances are associated with both the onset and progression of
depressive disorders. It is important to capture day-to-day variability in sleep patterns; …

Importance Sleep is critical to a person's physical and mental health, but there are few
studies systematically assessing risk factors for sleep disorders. Objective The objective of …

Background Sleep deprivation in adolescence is increasing in prevalence and may be
linked to subsequent depression. Findings regarding associations between sleep duration …

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

Background Major depression disorder (MDD) forms a common psychiatric comorbidity
among patients with narcolepsy type 1 (NT1), yet its impact on patients with NT1 is often …

Background Undiagnosed major depressive disorder (MDD) is associated with increased
morbidity in children and adolescents. This study evaluated features of sleep macro-and …