Results 41 to 50 of about 234,623 (213)

Total and Partial Sleep Deprivation in Clomipramine-Treated Endogenous Depressives [PDF]

open access: yes, 1990
Improvement in depression after total sleep deprivation (TSD) is, as a rule, followed by relapse after subsequent ad libitum sleep. This study is addressed to the question of how nocturnal partial sleep following TSD affects this relapse.
Beersma, Domien,   +5 more
core   +1 more source

Cardiac Sympathetic Activity differentiates Idiopathic and Symptomatic Rapid Eye Movement Sleep Behaviour Disorder

open access: yesScientific Reports, 2018
The pathophysiology of rapid eye movement sleep behavior disorder (RBD) associated with narcolepsy type 1 (NT1) is still poorly understood, potentially distinct from idiopathic RBD (iRBD), but may share affected common pathways.
Lucie Barateau   +7 more
doaj   +1 more source

Efficacy and safety of supplemental melatonin for delayed sleep–wake phase disorder in children: an overview

open access: yesSleep Medicine: X, 2020
Delayed sleep–wake phase disorder (DSPD) is the most frequently occurring intrinsic circadian rhythm sleep–wake disorder, with the highest prevalence in adolescence. Melatonin is the first-choice drug treatment.
David Mantle   +4 more
doaj   +1 more source

Changes in energy metabolism and respiration in different tracheal narrowing in rats

open access: yesScientific Reports, 2021
Why obstructive sleep apnea (OSA) treatment does not completely restore healthy metabolic physiology is unclear. In rats, the need for respiratory homeostasis maintenance following airway obstruction (AO) is associated with a loss of thermoregulation and
Yael Segev   +4 more
doaj   +1 more source

The Natural History of Insomnia: Acute Insomnia and First-onset Depression

open access: yes, 2013
Study Objectives: While many studies have examined the association between insomnia and depression, no studies have evaluated these associations 1) within a narrow time frame, 2) with specific reference to acute & chronic insomnia, and 3) using ...
Michael L. Perlis   +18 more
core   +1 more source

The impact of sleep pressure, circadian phase and an ADA-polymorphism on working memory: a behavioral, electrophysiological, neuroimaging approach [PDF]

open access: yes, 2015
The need for sleep, the so-called sleep pressure, increases continuously during wakefulness and decreases during sleep again, in particular during intense deep sleep (Borbely, 1982).
Reichert, Carolin Franziska
core   +1 more source

An insight into light as a chronobiological therapy in affective disorders [PDF]

open access: yes, 2014
The field of chronobiology has vastly expanded over the past few decades, bringing together research from the fields of circadian rhythms and sleep. The importance of the environmental day–night cycle on our health is becoming increasingly evident as we ...
Lall, Gurprit S.   +10 more
core   +1 more source

Treatment guidelines for Circadian Rhythm Sleep-Wake Disorders of the Polish Sleep Research Society and the Section of Biological Psychiatry of the Polish Psychiatric Association. Part I. Physiology, assessment and therapeutic methods.

open access: yesPsychiatria Polska, 2017
Majority of the physiological processes in the human organism are rhythmic. The most common are the diurnal changes that repeat roughly every 24 hours, called circadian rhythms.
A. Wichniak   +7 more
semanticscholar   +1 more source

Smoking Prevalence and Its Clinical Correlations in Patients with Narcolepsy-cataplexy

open access: yesPrague Medical Report, 2016
Narcolepsy-cataplexy (NC) is a chronic neurological disease with suggested autoimmune etiopathogenesis. Nicotine stimulates central nervous system and smoking increases the risk of autoimmune diseases.
Pavla Peřinová   +9 more
doaj   +1 more source

The Effect of Blindness on Biological Rhythms and the Consequences of Circadian Rhythm Disorder

open access: yesTürk Oftalmoloji Dergisi, 2023
Various physiological systems and behaviors such as the sleep-wake cycle, vigilance, body temperature, and the secretion of certain hormones are governed by a 24-hour cycle called the circadian system.
Yavuz Selim Atan   +3 more
doaj   +1 more source

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