Blar i Department of Psychosocial Science på tidsskrift "Chronobiology International"
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Acute effects of a simulated quick return on subjective sleepiness, mood, and cognitive performance: A laboratory crossover controlled trial
(Journal article; Peer reviewed, 2024)Sleep loss due to short time off between shifts has been proposed as a mechanism contributing to impaired functioning in occupational settings. This laboratory crossover trial (ClinicalTrials.gov identifier: NCT05162105, ... -
Bright light exposure during simulated night work improves cognitive flexibility
(Journal article; Peer reviewed, 2022)Night work leads to sleepiness and reduced vigilant attention during work hours, and bright light interventions may reduce such effects. It is also known that total sleep deprivation impairs cognitive flexibility as measured ... -
Circadian preference in young adults: Associations with sleep and mental health outcomes from a national survey of Norwegian university students
(Journal article; Peer reviewed, 2022)Individual preferred timing of sleep and activity patterns, known as circadian preference, ranges from definitely morning types to definitely evening types. Being an evening type has been linked to adverse sleep and mental ... -
Short and long-term effects of unguided internet-based cognitive behavioral therapy for chronic insomnia in morning and evening persons: a post-hoc analysis
(Peer reviewed; Journal article, 2019)A post-hoc analysis comparing morning and evening persons with insomnia on sleep and mental health characteristics was conducted in order to investigate whether an Internet-based cognitive behavioral therapy for insomnia ... -
Sleep in the land of the midnight sun and polar night: The Tromsø study
(Journal article; Peer reviewed, 2021)While some diseases and human behaviors fluctuate consistently with season, the extent of seasonal variations in sleep, especially at high latitudes, is less consistent. We used data from a geographic region (69º North) ...