BACKGROUND Insufficient sleep is a significant public health issue with adverse medical consequences. Sleep disturbances are common among university students and have an effect on this group's overall health and functioning. The aim of this study was to investigate sleep habits and disorders in a population of university students across Lebanon. METHODS This was a cross-sectional study carrie...

INTRODUCTION Sleep problems are commonly encountered in adolescents. It has been shown that electronic media have a negative influence on the sleep quality and daytime functioning in adolescents. This study aims to investigate the association between internet use and sleep problems in adolescents. METHOD A total of 1212 adolescents were recruited to the study. Self-report study questionnaire ...

OBJECTIVES The purpose of this study was to evaluate the impact of a 4-week walking intervention on subjective sleep quality. DESIGN A prospective open-label study. PARTICIPANTS A total of 490 healthy workers were included in the study. The 490 participants were divided into a group of 214 participants with exercise habits (exercising group, EG) and a group of 276 participants without exerc...

STUDY OBJECTIVES To examine the validity of self-reported survey estimates of sleep patterns in adolescents through a comparison of retrospective survey descriptions of usual school- and weekend-night sleep habits with diary-reported sleep patterns and actigraphically estimated sleep behaviors over a subsequent week. DESIGN AND SETTING High school students completed a Sleep Habits Survey abou...

The aim of this study was to examine sleep habits (i.e., bedtimes and rising times) and their association with nighttime text messaging in 15- to 17-year-old adolescents. This cross-sectional study analyzed data from a web-based survey of adolescent students attending secondary schools in southern Sweden ( N = 278, 50% female). Less than 8 hr of time in bed during school nights was significantl...

Sleep habits are associated with stroke in western populations, but this relation has been rarely investigated in China. Moreover, the differences among stroke subtypes remain unclear. This study aimed to explore the associations of total stroke, including ischemic and hemorrhagic type, with sleep habits of a population in southern China. We performed a case-control study in patients admitted t...

Fatigue is an insidious threat to aviation safety because of the impairments in alertness and performance it creates. The fatigue associated with sleep loss, shift work, and long duty cycles can cause aviators to become sloppy, inattentive, careless, and inefficient. The only cure for fatigue is adequate sleep; however, gaining sufficient amounts of sleep is often difficult because of work requ...

The aim was to develop a new instrument for measuring length of sleep as well as television and computer habits in school-age children. A questionnaire was constructed for use when children visit the school health care unit. Three aspects of the validity of the questionnaire were examined: its face validity, content validity, and construct validity. Test–retest reliability was assessed by givin...

PURPOSE The purpose of this study was to investigate sleep habits, sleep disturbance, and circadian types, and to identify factors influencing sleep disturbance in nursing students. METHODS Participants were 140 senior nursing students. The data were collected from May 19 to 27, 2008 using self-report questionnaires. RESULTS 1) Evening type delayed sleep-wake schedules were more frequent th...

The aim was to develop a new instrument for measuring length of sleep as well as television and computer habits in school-age children. A questionnaire was constructed for use when children visit the school health care unit. Three aspects of the validity of the questionnaire were examined: its face validity, content validity, and construct validity. Test-retest reliability was assessed by givin...