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題名 The effects of intermittent light during the evening on sleepiness, sleep electroencephalographic spectral power and performance the next morning.
作者 楊建銘
Yang, M.-Q.
貢獻者 心理系
日期 2019-03
上傳時間 16-Apr-2020 11:42:55 (UTC+8)
摘要 Most studies on the effects of light exposure have been conducted with continuous light. The present study investigated the effects of intermittent light exposure on sleepiness, mood, electroencephalographic activity during sleep and performance the next morning. Fifteen volunteers were scheduled to come to the sleep laboratory to experience different lighting conditions: intermittent bright light, continuous bright light and continuous dim light. Subjective sleepiness and mood were assessed during light exposure, with electroencephalographic recording during sleep. After waking the next morning, participants filled out questionnaires and went through two cognitive tasks. The results revealed significantly lower ratings of sleepiness after intermittent light exposure, which is not different from the ratings in the continuous bright light condition, and an increase in vitality during later part of the evening and more beta activity during the first 90 minutes of sleep in the intermittent light condition, in comparison with the continuous dim light condition. However, both intermittent and continuous bright light exposure showed no difference from the continuous dim light condition in subjects` mood and cognitive functioning the next morning. The data indicated intermittent light during evening decreased sleepiness, had only minimal impact on mood in the evening, increased beta electroencephalographic activity during sleep, but had no significant influence on cognitive functioning the next morning.
關聯 Lighting Research & Technology, No.2019, pp.1-19
資料類型 article
DOI https://doi.org/10.1177/1477153519828414
dc.contributor 心理系-
dc.creator (作者) 楊建銘-
dc.creator (作者) Yang, M.-Q.-
dc.date (日期) 2019-03-
dc.date.accessioned 16-Apr-2020 11:42:55 (UTC+8)-
dc.date.available 16-Apr-2020 11:42:55 (UTC+8)-
dc.date.issued (上傳時間) 16-Apr-2020 11:42:55 (UTC+8)-
dc.identifier.uri (URI) http://nccur.lib.nccu.edu.tw/handle/140.119/129256-
dc.description.abstract (摘要) Most studies on the effects of light exposure have been conducted with continuous light. The present study investigated the effects of intermittent light exposure on sleepiness, mood, electroencephalographic activity during sleep and performance the next morning. Fifteen volunteers were scheduled to come to the sleep laboratory to experience different lighting conditions: intermittent bright light, continuous bright light and continuous dim light. Subjective sleepiness and mood were assessed during light exposure, with electroencephalographic recording during sleep. After waking the next morning, participants filled out questionnaires and went through two cognitive tasks. The results revealed significantly lower ratings of sleepiness after intermittent light exposure, which is not different from the ratings in the continuous bright light condition, and an increase in vitality during later part of the evening and more beta activity during the first 90 minutes of sleep in the intermittent light condition, in comparison with the continuous dim light condition. However, both intermittent and continuous bright light exposure showed no difference from the continuous dim light condition in subjects` mood and cognitive functioning the next morning. The data indicated intermittent light during evening decreased sleepiness, had only minimal impact on mood in the evening, increased beta electroencephalographic activity during sleep, but had no significant influence on cognitive functioning the next morning.-
dc.format.extent 216244 bytes-
dc.format.mimetype application/pdf-
dc.relation (關聯) Lighting Research & Technology, No.2019, pp.1-19-
dc.title (題名) The effects of intermittent light during the evening on sleepiness, sleep electroencephalographic spectral power and performance the next morning.-
dc.type (資料類型) article-
dc.identifier.doi (DOI) 10.1177/1477153519828414-
dc.doi.uri (DOI) https://doi.org/10.1177/1477153519828414-