The proposition that chewing gum can improve alertness was investigated via both physiological and self-rated measures. The Pupillographic Sleepiness Test (PST) provided a measure of pupillary unrest (PUI); a physiological index of daytime sleepiness. Chewing gum reduced the extent of sleepiness as measured by both PUI and self-rated sleepiness. Specifically, in comparison with sham chewing and...

OBJECTIVE To show that the obstructive sleep apnea syndrome (OSAS) was the probable cause of D. Pedro II's excessive daytime sleepiness. METHOD Research of historical documents and bibliographical. RESULTS The excessive daytime sleepiness of D. Pedro II (1825-1891) was well known and bitterly criticized behavior by oppositionist magazines; it was also recognized by his peers. He would fall ...

This cross-sectional study explored the extent and impact of mobile device-based Sleep Time-Related Information and Communication Technology (STRICT) use among American adolescents (N = 3139, 49.3% female, mean age = 13.3 years). Nearly 62% used STRICT after bedtime, 56.7% texted/tweeted/messaged in bed, and 20.8% awoke to texts. STRICT use was associated with insomnia, daytime sleepiness, even...

1677 DECLINING SLEEP DURATION IS COMMONLY CITED AS THE REASON THAT DAYTIME SLEEPINESS EMERGES IN ADOLESCENTS (C.F. 1), I.E., ADOLESCENTS ARE BECOMING sleepy because they are becoming sleep deprived. It is certainly the case that sleep schedules change dramatically with age across adolescence. Compared to younger children, adolescents delay their bedtimes but wake up as early or earlier due to s...

AIM Patients with schizophrenia frequently report disturbed sleep and excessive daytime sleepiness. In this study the sleep quality and daytime sleepiness of patients hospitalized due to psychotic disorders was assessed shortly before the discharge from the hospital. METHOD 62 patients treated with antipsychotics (20 F/ 42 M, mean age 25.7 +/- 3.5) were examined. The patients performed a vigi...

OBJECTIVE The aim of this study was to identify chronotypes of medical students at the Federal University of Paraíba (UFPB) and its relationship to quality of sleep, daytime sleepiness, age, sex and season of birth. METHODS The final sample consisted of 221 students, assessed by four questionnaires: demographic questionnaire, Morningness-Eveningness Questionnaire (MEQ), Pittsburgh Sleep Quali...

OBJECTIVES To assess the relationship between sleep quality, daytime sleepiness and health-related quality-of-life (HRQoL) in Chinese patients undergoing maintenance haemodialysis (MHD). METHODS This cross-sectional study enrolled patients undergoing MHD. Self-reported sleep quality (Pittsburgh Sleep Quality Index [PSQI]), daytime sleepiness (Epworth Sleepiness Scale [ESS]) and HRQoL (36-item...

OBJECTIVE The primary aim of this study was to evaluate whether school maladjustment longitudinally predicts the daytime sleepiness of college students with ADHD above and beyond symptoms of ADHD and to determine whether internalizing dimensions mediate the relationship between maladjustment and sleepiness. METHOD A prospective longitudinal study of 59 college students comprehensively diagnos...

This was an observational study of a cohort of 63 Operation Iraqi Freedom/Operation Enduring Freedom veterans with mild traumatic brain injury (mTBI) associated with an explosion. They had headaches, residual neurological deficits (NDs) on neurological examination, and posttraumatic stress disorder (PTSD) and were seen on average 2.5 years after their last mTBI. We treated them with sleep hygie...

BACKGROUND Sleep disorders and sleep-apnea/hypopnea syndromes are very frequent in women, being misdiagnosed in many cases. The menopause, regardless of age, is associated to poor sleep quality and daytime sleepiness that can lead to impaired quality of life, and reduced productivity and functioning. OBJECTIVE To assess daytime sleepiness and related risk factors among middle aged Ecuadorian ...