نتایج جستجو برای: after a 30 hours sleep deprivation

تعداد نتایج: 13876961  

Journal: :علوم زیستی ورزشی 0
حمید اراضی دانشیار گروه فیزیولوژی ورزشی دانشکدۀ علوم ورزشی، دانشگاه گیلان کاکو حسینی دانشجوی دکتری فیزیولوژی ورزشی دانشکدۀ علوم ورزشی، دانشگاه رازی محمد زاهد ابوالحسنی دانشجوی کارشناسی ارشد فیزیولوژی ورزشی دانشکدۀ علوم ورزشی، دانشگاه گیلان

sleep deprivation has negative effects on performance and resulted in elevating of mortality risk, cardiovascular disease and diabetes. the purpose of this study was to investigate the effects of 30 hour sleep deprivation on serum levels of c-reactive protein, blood lactate, muscular strength and physiological factors of rast test in active students. the present study was a semi-experimental on...

Behpour, Naser, Kazemizadeh, Vahid,

Background and Aim: Previous research has shown that many factors can affect sportspersons’ quality of life. Sleep deprivation is one of these factors. Based on laboratory evidence, a number of possible mechanisms for the relationship between sleep deprivation and quality of life of sportspersons have been suggested. The aim of this study was to investigate the effect of sleep deprivation on th...

Nasser Behpour, Vahid Kazemizadeh,

Introduction: Sleep deprivation is one of the factors affecting the physiological performance of athletes and laboratory evidence has suggested a link between sleep deprivation and decreased physical performance of athletes. The aim of this study was to determine the effect of sleep deprivation on objective and subjective physiological responses of student-athletes. Material and Methods: The r...

Journal: :مجله علوم اعصاب شفای خاتم 0
tahere ghadiri garjan shefa neuroscienceresearch center, khatam alanbia hospital, tehran, iran. mostafa modarres mousavi shefa neuroscienceresearch center, khatam alanbia hospital, tehran, iran.

sleep deprivation (sd) increases the risk of human-error related accidents and a major cause of motor vehicle accidents. the overall prevalence of insufficient sleep in adults has been estimated at 20%. according to a comprehensive study prevalence of daytime sleepiness, among young adults (age 21 to 30 years), the average nocturnal sleep time during weekdays was 6.7 hours and on weekends was 7...

2013
Guadalupe J. Terán-Pérez Alejandra E. Ruiz-Contreras Rosa O. González-Robles Rosario Tarrago-Castellanos Roberto E. Mercadillo Anabel Jiménez-Anguiano Javier Velázquez-Moctezuma

Sleep clearly influences learning and memory since sleep deprivation and stress impairs both cognitive processes. Working memory is an essential cognitive process and refers to a short-term holding of incoming information required to update the long-term mnemonic storage and to manipulate new elements in order to solve problems and make decisions. Nevertheless, the influence of sleep deprivatio...

شیرعلی, امیر, قینی, محمدرضا, معتمدی, محمود, یوردخانی, فاطمه,

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Journal: :Journal of sports science & medicine 2007
Selma Arzu Vardar Levent Oztürk Cem Kurt Erdogan Bulut Necdet Sut Erdal Vardar

The aim of this study was to investigate the effects of sleep deprivation induced anxiety on anaerobic performance. Thirteen volunteer male physical education students completed the Turkish version of State Anxiety Inventory and performed Wingate anaerobic test for three times: (1) following a full-night of habitual sleep (baseline measurements), (2) following 30 hours of sleep deprivation, and...

Journal: :jentashapir journal of health research 0
pirooz darkhah ma student of sport behavior, school of physical education, shahid chamran university of ahvaz, ahvaz, ir iran mehdi zarghami department of sport behavior, school of physical education, shahid chamran university of ahvaz, ahvaz, ir iran nahid shetab bushehri department of sport behavior, school of physical education, shahid chamran university of ahvaz, ahvaz, ir iran rouholah fatemi physiology research center (prc), ahvaz jundishapur university of medical sciences, ahvaz, ir iran; physiology research center (prc), ahvaz jundishapur university of medical sciences, ahvaz, ir iran. tel: +98-9173448898

conclusions the role of exercise is greater in the retention than the acquisition phase for recalling past experiences. background stress induced by sleep deprivation can cause degradation of learning in the acquisition phase, and low-intensity exercise can prevent the negative effects of stress. results the results showed that, after seven days of aerobic exercise on a treadmill, the experimen...

ژورنال: دانشور پزشکی 2013
اراضی, حمید , حسینی, کاکو , قیاسی, احمد , پیری‌کرد, خالد ,

 Background and Objective: Sleep deprivation affects physiological and psychological functioning and probably increases the body's energy demand. It seems that sleep deprivation can have a negative effect on athletes' performance and affect the body's hormones secretion. This study investigated the effect of 24-hour sleep deprivation on endurance performance and hormonal responses to ...

ژورنال: طب کار 2011
حسین‌زاده, غلامرضا, دهپور, احمدرضا, صادق نیت حقیقی, خسرو, نوری, ارشاد,

Abstract Background: Nowadays, working long hours and shift work are inevitable, even though these working schedules are associated with several physical and mental effects. Gastrointestinal complaints are common among their physical effects. Recent studies have shown organoprotective effect of melatonin in gastrointestinal tract. In this study we investigated gastric mucosal damage due to par...

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