introduction: inadequate sleep hygiene may result in difficulties in daily functioning; therefore, reliable scales are important to measure sleep hygiene. the purpose of this study was to assess the psychometric properties of the persian version of sleep hygiene index (shi) in the male population. methods: in this study, 787 men, who were selected by cluster random sampling, filled out the shi,...

normal 0 false false false en-us x-none ar-sa background: circadian rhythm sleep disorders are a presentation of sleep disorders in patients with multiple sclerosis (ms). this study aims to compare this problem in ms patients with healthy people and to determine its association with chronic fatigue in ms patients. materials and methods: a case-control study was performed on 120 ms patients and ...

previous studies have shown that caffeine has beneficial effects on cognitive impairment in sleep deprived male rats. therefore in the present study, we examined the effects of chronic caffeine administration on learning and memory impairments induced by sleep deprivation (sd) in the intact and ovarectomized (ovx) female rats. two sets of animals including intact and ovx were randomly recruited...

sleep deprivation (sd) is known to result in a range of neurological, cognitive and physical consequences in chronically-afflicted subjects. the respiratory nuclei of brain-stem tend to play a pivotal part in the regulating sleep function, hence hypothesized to be affected in various types of sleep-related dysfunctions. the purpose of this methodological report is to explain the techniques of r...

sleep disturbance, known as insomnia, is a common symptom of many mental illnesses. insomnia is one of the most prevalent sleep disorders characterized by sleep difficulty that affects our life and work safety. several lines of evidence support the primary insomnia as a risk factor/predictor for depression and anxiety disturbances. anxiety disorders and insomnia are common, debilitating and hig...

background and purpose: identification of the effects of sleep disturbances on the quality of life could result in proper treatment of patients with heart failure. this study aimed to investigate the relationship between sleep disorders and erectile dysfunction, depression and quality of life in male patients with systolic heart failure. methods: this correlational study was conducted on 100 ma...

Background: The prevalence of sleep disorders in the general population is between 26.4% and 39.4% in Asia, which has increased in Iran in recent decades. Low sleep quality and reduced sleep hours result in work impairment and physical and mental illnesses. This study aimed to improve sleep quality and determine the factors affecting the quality of sleep. Materials and Methods: This cross-sect...

results linear mixed model analyses showed that athletes slept on average 43 minutes longer when they slept during usual (night) times than during abnormal (day) times. in general, sleep duration decreased during the race with on average 18 minutes per period. conclusions this pilot study shows that, even under extreme violation of sleep hygiene rules, there still is an apparent effect of circa...

insufficient sleep may lead to adverse cardio-metabolic effects by influencing body weight, blood pressure, and glucose tolerance. we aimed to assess the relation between sleep duration and indices of obesity including body mass index (bmi) and waist circumference in a sample population in central iran. we selected a sub-sample of 1770 individuals from isfahan healthy heart program. the data re...