Disturbances of sleep are typical for most depressed patients and belong to the core
symptoms of the disorder. Since the 1960s polysomnographic sleep research has …

Objectives We evaluated whether insomnia symptoms and short or long sleep duration,
alone or in combination, are robustly associated with subsequent trajectory of mental health …

Abstract Purpose of Review Chronotype, reflecting interindividual differences in daily activity
patterns and sleep-wake cycles, is intrinsically connected with well-being. Research …

Background Preference to time the daily activities towards the evening hours has been
associated with a greater likelihood for depression in earlier studies consisting of relatively …

BACKGROUND: Sleep–wake disturbance in older people is a risk factor for depression
onset and recurrence. The aim of this study was to determine if objective sleep–wake …

Major depressive disorder (MDD) remains the most prevalent mental disorder and a leading
cause of disability, affecting approximately 100 million adults worldwide. The disorder is …

Insomnia and daytime sleepiness are often associated with depression. The possible
relationships between sleep difficulties and depression are numerous. Insomnia and other …

An intimate relationship exists between sleep and affective states. Disturbances in sleep are
common across a spectrum of psychopathologies, and are recognised as precipitating or …

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 …

Abstract Study Objectives: To investigate whether sleep disturbances are bidirectionally
related to anxiety and depression, and thus identify potential risk factors for each problem …