Sleep disturbance is a common feature during mood episodes in bipolar disorder. The aim
of this study was to investigate the prevalence of such symptoms among euthymic bipolar …

Objective A growing amount of data suggests that sleep dysfunction is frequently observed
in bipolar disorder (BD) patients even when they do not fulfill the criteria for major mood …

Objective Sleep problems in bipolar disorder (BD) are common, but reported rates vary from
10% to 80%, depending on definitions, methodologies and management of potential …

BACKGROUND: While sleep disturbances associated with bipolar disorder's depression
and mania phases are well documented, the literature regarding sleep during remission …

Background Sleep disturbance is a prevalent and clinically significant feature of bipolar
disorder. However, there are aspects of sleep and bipolar disorder that have been minimally …

In this review, the authors detail our current understanding of the crucial role that sleep and
its disturbances play in bipolar disorder. Multiple lines of evidence suggest that impaired …

BACKGROUND: Hypersomnia in inter-episode bipolar disorder has been minimally
researched. The current study sought to document the prevalence of hypersomnia in a …

Objective: Circadian rhythm dysfunction has been considered to be common in bipolar
disorder (BD) and plays an important role in mood dysregulation in this disorder. However …

Introduction Findings from actigraphic studies suggesting that sleep and circadian rhythms
are disrupted in bipolar disorder (BD) patients have been undermined by methodological …

Background Abnormal sleep duration (ASD,< 6 or≥ 9 h) is common in bipolar disorder (BD),
and often persists beyond acute mood episodes. Few longitudinal studies have examined …