BACKGROUND Medical students are exposed to a significant level of pressure due to academic demands. Their sleep pattern is characterized by insufficient sleep duration, delayed sleep onset, and occurrence of napping episodes during the day. OBJECTIVE To examine the prevalence of sleep disorder among medical students and investigate any relationship between sleep disorder and academic performa...

The aim of the present study was to characterize sleep in conduct-disordered adolescents using polysomnography and spectral power analysis. The two hypotheses were that conduct disorder would be associated with objective sleep problems, and that conduct disorder--as a precursor of adult antisocial personality disorder--would be associated with the same kind of abnormal sleep architecture, with ...

BACKGROUND Sleep disorder is a common problem in adults and affects physical and mental health. We investigated factors associated with poor sleep quality in Korean primary care. METHODS A total of 129 couples (129 husbands and 129 wives) aged 30 to 79 years were included in this study from March, 2009 to February, 2010. The subjects were surveyed using a specific questionnaire. Sleep disorde...

Sleep is the body’s rest cycle of 7–8 hours in healthy adult characterizing as a very complex physiological and behavioral process under a state marked by bouts of lessened consciousness, lessened movement of the skeletal muscles and slowed-down metabolism. Sleep disorder has very important effects on fatigue resolve, growth, endocrine, immune, cardiopulmonary, metabolic function, general healt...

Non-restorative sleep has considerable consequences for daily life. A sleep disorder is recognized by symptoms such as daytime fatigue and performance or concentration disorders. Furthermore, it increases the risk of developing cardiovascular, metabolic, and neurologic diseases. The diagnosis and therapy of sleep disorders is not only in the sleep medicine doctor's hands. A multidisciplinary ap...