OBJECTIVE The present investigation was designed to explore the role and implications of both daytime sleepiness and fatigue in obstructive sleep apnea syndrome with respect to sleep, perceived health quality, and psychological functioning. METHODS Our participants consisted of two groups: 124 older community volunteers who completed a polysomnographic sleep study and were diagnosed with slee...

Sleep disruption strongly influences daytime functioning; resultant sleepiness is recognised as a contributing risk-factor for individuals performing critical and dangerous tasks. While the relationship between sleep and sleepiness has been heavily investigated in the vulnerable sub-populations of shift workers and patients with sleep disorders, postpartum women have been comparatively overlook...

This overview presents aspects that link sleepiness and are reflected in a model. Sleepiness is a common health problem today, affecting up to one-third of the population and related to many work accidents and injuries. Traffic accidents related to sleepiness are one area that has drawn a fair amount of attention. A better general understanding of sleepiness in society, including causes of slee...

6 LIST OF ORIGINAL PAPERS 7 LIST OF ABBREVIATIONS 8 INTRODUCTION 9 AIMS 12 BACKGROUND 13 Sleep 13 A model of sleep regulation 13 Sleep EEG and sleep stages 14 Sleep cycles 15 Sleepiness 16 Definitions 16 Prevalence of sleepiness 17 Sleep deprivation 18 The Circadian rhythm 19 The Sleep debt 20 Shift work and sleepiness 22 The Countermeasures 23 Sleep, naps or breaks as countermeasure 23 Drugs a...

OBJECTIVE To systematically review the use of the Pediatric Daytime Sleepiness Scale (PDSS) in the analysis of daytime sleepiness in children and adolescents. DATA SOURCE The electronic databases PubMed and SciELO were consulted between 2003 and 2015. As inclusion criterion, studies were considered in English, Spanish and Portuguese, original articles of any type of design, articles with a sa...

abstract background: fatigue and changes in sleep patterns are one of the impressive features in the first year after birth, which havenegative effects on work, family life, and social relationships. therefore, the objective of this research was to investigate the relationship between fatigue and stanford sleepiness with the general health of mothers in the postpartum period. materials and meth...

Objectives: (i) To expose ‘normal sleepers’ to a thirty two hour sleep deprivation protocol and evaluate the impact of this deprivation on a complex performance task i.e. The Paced Auditory Serial Addition Test (PASAT), (ii) To compare these sleep deprivation performance findings with historical data on the impact of sleepiness secondary to narcolepsy on PASAT performance measures, (iii) To inv...

Objectives: (i) To expose ‘normal sleepers’ to a 32-h sleep deprivation protocol and evaluate the impact of this deprivation on a complex performance task i.e. the paced auditory serial addition test (PASAT). (ii) To compare these sleep deprivation performance findings with historical data on the impact of sleepiness secondary to narcolepsy on PASAT performance measures. (iii) To investigate th...

CONTEXT Daytime sleepiness in kidney transplant recipients has emerged as a potential predictor of impaired adherence to the immunosuppressive medication regimen. Thus there is a need to assess daytime sleepiness in clinical practice and transplant registries. OBJECTIVE To evaluate the validity of a single-item measure of daytime sleepiness integrated in the Swiss Transplant Cohort Study (STC...