نتایج جستجو برای: sleep deprivation
تعداد نتایج: 138264 فیلتر نتایج به سال:
Although the biological function of sleep remains uncertain, the consequences of sleep deprivation are well-described and are reported to be detrimental to cognitive function and affective well-being. Sleep deprivation also is strongly associated with elevated risk factors for cardiovascular disease. We used a mouse model of cardiac arrest/cardiopulmonary resuscitation to test the hypothesis th...
INTRODUCTION It is well documented that sleep deprivation has a negative impact on cognitive performance (Durmer & Dinges 2005). Research also suggests that individuals typically need seven hours of sleep to maintain normal physiological function (Armstrong 2000). While the effects of sleep deprivation are well documented its interaction with acute cold exposure is still unclear. The relationsh...
1031 Editorial—Van Dongen Prominent discoveries in human sleep deprivation research since the turn of the millennium include (1) the cumulative, dose-response build-up of cognitive performance deficits across days of sustained sleep restriction1,2; and (2) the substantial, traitlike individual differences in vulnerability to cognitive impairment during acute total sleep deprivation (controlling...
Judgements and decisions in many political, economic or medical contexts are often made while sleep deprived. Furthermore, in such contexts individuals are required to integrate information provided by - more or less qualified - advisors. We asked if sleep deprivation affects advice taking. We conducted a 2 (sleep deprivation: yes vs. no) ×2 (competency of advisor: medium vs. high) experimental...
The specific systems and mechanisms affected by sleep deprivation that may perpetuate disease processes in humans still are speculative. In laboratory rats, prolonged sleep deprivation induces a state marked by abnormal control over indigenous bacteria that results in transient infections of internal tissues and eventual lethal septicemia. The present studies investigated changes in blood, seru...
BACKGROUND Chronic low back pain (CLBP) and chronic neck pain (CNP) have become a serious medical and socioeconomic problem in recent decades. Patients suffering from chronic pain seem to have a higher prevalence of sleep disorders. PURPOSE To calculate the prevalence of sleep deprivation in patients with CLBP and CNP and to evaluate the factors that may contribute to sleep impairment. METH...
STUDY OBJECTIVES Vigilance is affected by induced and spontaneous skin temperature fluctuations. Whereas sleep deprivation strongly affects vigilance, no previous study examined in detail its effect on human skin temperature fluctuations and their association with vigilance. DESIGN In a repeated-measures constant routine design, skin temperatures were assessed continuously from 14 locations w...
Sleep disturbances negatively impact numerous functions and have been linked to aggression and violence. However, a clear effect of sleep deprivation on aggressive behaviors remains unclear. We find that acute sleep deprivation profoundly suppresses aggressive behaviors in the fruit fly, while other social behaviors are unaffected. This suppression is recovered following post-deprivation sleep ...
Electroencephalography (EEG) recordings after sleep deprivation increase the diagnostic yield in patients suspected of epilepsy if the routine EEG remains inconclusive. Sleep deprivation is associated with increased interictal EEG abnormalities in patients with epilepsy, but the exact mechanism is unknown. In this feasibility study, we used a network analytical approach to provide novel insight...
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