introduction: sleepiness may predispose drivers to road traffic accidents. obstructive sleep apnea syndrome is the most common medical cause of sleepiness. hence increased neck circumference (nc) and obesity are known as obstructive sleep apnea syndrome risk factors. this study was conducted to assess osas role in occurrence of road traffic accidents in sleeping drivers of commercial heavy vehi...

Increased sleepiness at work is increasingly being focused on as a safety and health issue. However, research on workers' sleepiness is very limited in scope and the characteristics of work organization, including the impact of job stress, have not been fully addressed. A questionnaire survey was conducted to investigate the prevalence of daytime sleepiness and its associated factors among non-...

We investigated the role of daytime sleepiness and sleep quality in psychosocial outcomes of patients with obstructive sleep apnea (OSA) treated with continuous positive airway pressure (CPAP). Thirty-seven individuals with moderate to severe OSA and compliant with CPAP treatment for at least 3 months were compared to 27 age- and education-matched healthy controls. The OSA group and the control...

STUDY OBJECTIVES To better understand the relationships of insomnia, sleepiness, and obesity. DESIGN Classic twin study. SETTING A community-based twin registry in Washington State. PATIENTS OR PARTICIPANTS One thousand forty-two monozygotic and 828 dizygotic twin pairs participating in the University of Washington Twin Registry. INTERVENTIONS N/A. MEASUREMENTS AND RESULTS Twins were,...

BACKGROUND Excessive daytime sleepiness may be determined by a number of factors including personal characteristics, co-morbidities and socio-economic conditions. In this study we identified factors associated with excessive daytime sleepiness in 2 First Nation communities in rural Saskatchewan. METHODS Data for this study were from a 2012-13 baseline assessment of the First Nations Lung Heal...

SLEEPINESS IS THE CRAVING OR DESIRE FOR SLEEP AND IS THE PHYSIOLOGICAL DRIVE THAT PROMOTES THE ONSET OF SLEEP1 AND REFLECTS THE BALANCE BETWEEN SLEEP DRIVE AND AROUSAL.2 The degree of sleepiness may be estimated objectively using the multiple sleep latency test (MSLT), which measures the time to sleep onset evident in the electroencephalogram.3 The MSLT has been used extensively to measure the ...

Prevention of road crashes is a major priority in most countries. The present thesis focuses on driver sleepiness and road crashes. The general aim of the thesis was to explore the relation between driver sleepiness and driver impairment and the changes that precede a crash or a similar safety-critical event, but also what constitutes good reliable behavioural / physiological measures of sleepi...

Daytime sleepiness is common in myotonic dystrophy and might be attributed to disturbed nocturnal breathing. Seventeen out of 22 patients complained of excessive daytime sleepiness, resembling "idiopathic hypersomnolence". Sleep apnoea might have contributed to daytime sleepiness in only three of 17 patients. Treatment with the central stimulant methylphenidate produced sustained benefit in sev...

OBJECTIVE A validated measure of daytime sleepiness for adolescents is needed to better explore emerging relationships between sleepiness and the mental and physical health of adolescents. The Epworth Sleepiness Scale (ESS) is a widely used scale for daytime sleepiness in adults but contains references to alcohol and driving. The Epworth Sleepiness Scale for Children and Adolescents (ESS-CHAD) ...

Excessive daytime sleepiness is a frequent and a highly disruptive symptom to the daily routine of children with Prader-Willi Syndrome (PWS) and their families. The objective of the study was to evaluate the efficacy of modafinil, a central stimulant, on excessive daytime sleepiness in children and adolescents with PWS. The efficacy of modafinil was evaluated in this open label pilot study comp...