نتایج جستجو برای: eveningness chronotypes

تعداد نتایج: 520  

Journal: :Journal of clinical sleep medicine : JCSM : official publication of the American Academy of Sleep Medicine 2015
Oliviero Bruni Stefania Sette Lilybeth Fontanesi Roberto Baiocco Fiorenzo Laghi Emma Baumgartner

STUDY OBJECTIVES The purpose of this study was to analyze differences between preadolescents and adolescents on the use of technology and to test the contribution of using Internet and mobile phone, and circadian preference on sleep quality. METHODS We recruited a sample of 850 (364 males) preadolescents and adolescents. Self-report questionnaires about sleep schedule, sleep wake behavior pro...

2018
Paulina Jocz Maciej Stolarski Konrad S. Jankowski

Recently, the issue of diurnal preferences has been increasingly studied within the context of romantic relationships and sexual functioning. In the present paper we apply a dyadic design to investigate the role of romantic partners’ diurnal preferences in determining a variety of relationship outcomes. A sample of 91 heterosexual couples completed a set of questionnaires measuring relationship...

2010
Stephanie E Roepke Jeanne F Duffy

Most recommendations are that adults should obtain 7-8 hours of sleep per night, although there are individual differences in self-reported sleep need. Chronotype (preference for early or late sleep timing), in combination with social demands, may affect the ability to obtain adequate sleep. This questionnaire study assessed perceived sleep need and self-reported sleep timing and duration durin...

2014
Daniel F. Kripke Walter T. Klimecki Caroline M. Nievergelt Katharine M. Rex Sarah S. Murray Tatyana Shekhtman Gregory J. Tranah Richard T. Loving Heon-Jeong Lee Min Kyu Rhee Farhad F. Shadan J. Steven Poceta Shazia M. Jamil Lawrence E. Kline John R. Kelsoe

People called night owls habitually have late bedtimes and late times of arising, sometimes suffering a heritable circadian disturbance called delayed sleep phase syndrome (DSPS). Those with DSPS, those with more severe progressively-late non-24-hour sleep-wake cycles, and those with bipolar disorder may share genetic tendencies for slowed or delayed circadian cycles. We searched for polymorphi...

2014
Ilona Merikanto Tuuli Lahti Seppo Seitsalo Erkki Kronholm Tiina Laatikainen Markku Peltonen Erkki Vartiainen Timo Partonen

Earlier studies have revealed that the more the preference to schedule daily activities towards the evening hours is, the higher the odds for a range of health hazards are. Therefore, we wanted to analyze, whether the behavioral trait of morningness-eveningness is associated with articular and spinal diseases or those with musculoskeletal disorders. Participants (n = 6089), as part of the Natio...

2014
June C. Lo Ruth L. F. Leong Kep-Kee Loh Derk-Jan Dijk Michael W. L. Chee

Human sleep schedules vary widely across countries. We investigated whether these variations were related to differences in social factors, Morningness-Eveningness (ME) preference, or the natural light-dark cycle by contrasting the sleep duration and timing of young adults (age: 18-35 years) on work and free days in Singapore (n = 1898) and the UK (n = 837). On work days, people in Singapore ha...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید