OBJECTIVES While bedtime may influence circadian rhythms, potentially leading to depression, epidemiological data on this issue are limited. We cross-section-ally investigated the association between bedtime and depressive symptoms in Japanese workers, taking sleep duration into consideration. METHODS The participants were 1,197 workers who participated in a health survey during a periodic ch...

BEDTIME ROUTINES AND SLEEP PATTERNS OF HOSPITALIZED ELDERLY By Marie E. Vander Kooi The purpose of this study was to examine whether performance of a familiar bedtime routine was related to the self-reported nocturnal sleep pattern quality of the hospitalized elderly. A descriptive correlational design was used to analyze data collected on a convenience sample of 30 elderly patients. The Bedtim...

Bedtime procrastination is an important predictor of sleep insufficiency in the general population (Kroese et al., 2014b), but little is known about the determinants of this selfundermining behavior. As the phenomenon has been conceptualized in the literature as a form of self-regulation failure (Kroese et al., 2014a), we hypothesized that people’s selfregulatory resources in the evening would ...

Shorter sleep time was reported to be associated with psychological functioning in children. We intended to examine the relationship between nocturnal sleep duration and depression status by investigating if delayed bedtime could be one of the enhancement factors for depression in children. A cross-sectional study was performed to investigate the depression status in elementary school children ...

To determine the optimum bile acid regimen for rapid gall stone dissolution, 48 gall stone patients were divided into four groups of 12 according to stone diameter and were randomly allocated to receive one of four treatment regimens: bedtime or mealtime chenodeoxycholic acid (CDCA, 12 mg/kg/day) and bedtime or mealtime ursodeoxycholic acid (UDCA, 12 mg/kg/day). An additional 10 patients treate...

BACKGROUND Sleep problems are one of the main health issues raised by families. Therefore, we aimed to evaluate the sleep problems of pre-school children in Iran. METHODS Five hundred and seventy-nine children aged 3-6 years were randomly recruited from 15 kindergartens in the city of Qazvin in Iran. The Iranian version of BEARS (Bedtime problems, Excessive daytime sleepiness, Awakenings duri...

Cognitive accounts of insomnia generally assume that excessive mental activity at bedtime constitutes a central impediment to the process of falling asleep, yet the affective aspects of this mental hyperactivity still remain largely unexplored. The present study explored whether failures in regret anticipation might lead to a rise of regret-related counterfactual thoughts and emotions at bedtim...

PURPOSE The overall aim of this study was to clarify and better characterize the sleep/circadian patterns of adolescents in a nationally representative sample. METHODS We used three waves of data from the National Longitudinal Study of Adolescent Health to assess sleep/circadian patterns of 2,700 adolescents in grades seven through 12. RESULTS Late school year bedtime was associated with sh...