Results 31 to 40 of about 1,939,644 (248)
Sleep is an ancestral and primitive behaviour, an important part of life thought to be essential for restoration of body and mind. As adults, we spend approximately a third of our lives asleep and as we progress through life there are certain shifts in ...
Wright, Hayley +11 more
core +1 more source
Boundary-Dependent Sleep-Wake Dysregulation in Idiopathic Hypersomnia. [PDF]
ABSTRACT Objective Idiopathic hypersomnia (IH) presents with excessive daytime sleepiness (EDS) despite apparently preserved nocturnal sleep, challenging traditional models of hypersomnolence based on sleep loss or fragmentation. We aimed to test the hypothesis that EDS in IH reflects excessive stabilization of the sleep state, consistent with ...
Mombelli S +13 more
europepmc +2 more sources
Circadian and ultradian NREM-REM sleep modulation of dream recall : effects of age and spectral activity [PDF]
This thesis deals with the electrophysiological correlates of sleep prior to dream recall and the age-related effects on dream processing. The dual NREM/REM sleep cycle and the circadian modulation of REM sleep sum to generate dream processing.
Laxhmi Chellappa, Sarah
core +1 more source
CSF and serum ferritin levels in narcolepsy type 1 comorbid with restless legs syndrome
Objectives To investigate whether cerebrospinal fluid (CSF) and serum ferritin levels differ between patients with narcolepsy type 1 (NT1) comorbid with restless legs syndrome (RLS) or periodic leg movements during sleep (PLMS), and patients with NT1 or ...
Lucie Barateau +8 more
doaj +1 more source
This paper aims to discuss the similarities and differences between the diagnostic criteria for sleep-wake disorders in the Diagnostic and Statistical Manual of Mental Disorders, fifth edition (DSM-5) and International Classification of Diseases ...
Xiao Qian, Zhang Daolong
doaj +1 more source
Circadian Rhythm Sleep Disorders: Genetics, Mechanisms, and Adverse Effects on Health
Nearly all living organisms, from cyanobacteria to humans, have an internal circadian oscillation with a periodicity of approximately 24 h. In mammals, circadian rhythms regulate diverse physiological processes including the body temperature, energy ...
Chaoran Liu +6 more
doaj +1 more source
Clinical sleep-wake disorders II: Focus on insomnia and circadian rhythm sleep disorders. [PDF]
Insomnia and circadian rhythm sleep disorders affect large proportions of the population and have pronounced effects on quality of life and daytime performance.
Spiegelhalder, Kai +2 more
core +1 more source
In psychiatric disorders, comorbid depressive symptoms are associated with clinically important issues such as reduced quality of life, a poor prognosis, and increased suicide risk.
Suguru Nakajima +14 more
doaj +1 more source
Sleep disorders & Hormones: how are they related? [PDF]
The endocrino-metabolic function is modulated by the hormonal nycthemeral rhythm and sleep-wake cycle. The sleep architecture is hormone-dependant and the rhythmicity of hormonal secretions is fundamental.
Chaouki Feryel +2 more
doaj +1 more source
Do dreams protect sleep? Testing the Freudian hypothesis of the function of dreams [PDF]
Includes bibliographical references.A review of the literature indicates that a physiological function for dreaming has not yet been empirically established.
Cameron-Dow, Catherine
core +1 more source

