Despite a complex relationship between mood, sleep and rhythm, the impact of circadian
disruptions on bipolar disorder (BD) has not been clarified. The purpose of this systematic …

Sleep homeostasis and circadian function are important maintaining factors for optimal
health and well-being. Conversely, sleep and circadian disruptions are implicated in a …

Importance Biologic systems involved in the regulation of motor activity are intricately linked
with other homeostatic systems such as sleep, feeding behavior, energy, and mood. Mobile …

Background The chronotype, being a morning or an evening type, can influence an
individual's psychological health. Studies have shown a link between depressed mood and …

Background: Even though light is considered the main cue that entrains inner biological
rhythms according to circadian environmental rhythms, social organizations have the …

Decades of research has established a shift from an “eveningness” preference to a
“morningness” preference with increasing age. Accordingly, older adults typically have …

A vast body of knowledge within the field of chronobiology highlights a broad array of
important effects that circadian rhythms and chronotypes have on individual performance …

In humans, there is an endogenous, near 24-h (ie, circadian) variation in mood with the best
mood occurring during the circadian day and the worst mood occurring during the circadian …

Sufficient sleep with minimal interruption during the circadian/biological night supports
daytime cognition and emotional regulation. Conversely, disrupted sleep involving …

The study of temporal trajectories of emotions shared in tweets has shown that both positive
and negative emotions follow nonlinear circadian (24 h) and circaseptan (7-day) patterns …