Vitamin A and sleep regulation.

The Effect of Physical Activity on Vitamin D Levels and Improving Sleep Quality in Women

  Background & objectives: Vitamin D deficiency and poor sleep quality are important factors in health disorders and are common among women. The aim of this study was to investigate the effect of physical activity on vitamin D levels and improving sleep quality in women. Methods: This descriptive-analytical study was conducted on active and inactive women (85 individuals in each group), aged 30...

بررسی اثر مصرف مکمل ویتامین D بر کیفیت خواب در افراد بالغ مبتلا به اختلال خواب

Background: Sleep quality may be directly related with vitamin D serum level. Some studies found that people with lower vitamin D serum level experienced a lower sleep quality. Consequently, this study aimed at determining the effect of vitamin D supplements on sleep point and quality in 20-50 year-old people with sleep disorders. Methods: This double-blind, clinical trial was performed in Gol...

The role of neuroticism, dysfunctional beliefs and emotion regulation in predicting sleep quality in high school adolescents

Introduction: Adequate sleep is essential for healthy growth in childhood and adolescence. The aim of this study was to determine the role of neuroticism, dysfunctional beliefs and emotion regulation in predicting adolescent sleep quality. Methods: The method of the present study was descriptive and correlational. The statistical population of the study included all adolescent girls and boys in...

The effect of eight weeks of high-intensity interval training and sleep regulation on resistance and sensitivity of insulin, body fat percentage, and reaction time in adolescent girls with sleep disorders

Background and Aims: Sleep disorders increase many diseases and a decrease physiological function. This study aimed to compare the effect of the two methods of high-intensity interval training (HIIT) and sleep regulation program and a combination of the two on insulin resistance and sensitivity, body fat percentage, and reaction time in adolescents with sleep disorders. Materials and Methods: ...

Effectiveness of Cognitive-Behavioral Therapy for Insomnia on Emotional Regulation and Dysfunctional Sleep Beliefs Among Insomnia Patients

Objectives: Human body needs an adequate amount of night’s sleep after a long day to regain its power. This study aims to investigate the effectiveness of cognitive-behavioral therapy for insomnia (CBT-I) on emotional regulation and dysfunctional sleep beliefs among insomniac patients. Methods: This was a quasi-experimental study with a pretest, post-test, follow-up test, and a control group. ...

The Effect of High-Intensity Interval Training and Sleep Regulation on Some Inflammatory Markers, Anaerobic Capacity, and Body Composition in Teenage Girls with Sleep Disorders