青少年日间睡眠倾向的成熟趋势
Ian G Campbell1, Jessica G Figueroa1, Vincent B Bottom1
1Department of Psychiatry and Behavioral Sciences, University of California Davis, Sacramento, CA, USA.
Sleep
|October 5, 2023
概括
由于大脑成熟和青春期的变化,青春期的白天嗜睡增加,而不仅仅是睡眠减少. 这种增加的睡眠倾向在14.3岁左右达到顶峰.
科学领域:
- 神经科学是一个神经科学.
- 睡眠医学 睡眠医学
- 青少年发展 青少年发展
背景情况:
- 青春期的特点是白天睡眠增加,这不仅仅是由于夜间睡眠减少而导致的.
- 了解白天睡眠倾向的成熟轨迹对于青少年的健康和福祉至关重要.
研究的目的:
- 用多重睡眠延迟测试 (MSLT) 确定青少年白天睡眠倾向的成熟趋势.
- 研究白天嗜睡,青春期成熟和睡眠电脑电图 (EEG) 变化之间的关系.
- 评估先前睡眠时间对睡眠倾向的影响如何随着年龄的增长而变化.
主要方法:
- 159名年龄在9.8至22.8岁的参与者每年被研究长达3年.
- 参与者在床上保持了7个,8.5个或10个小时的睡眠时间表4个晚上,在第二和第四个晚上进行了多睡眠记录.
- 使用MSLT测量了白天睡眠倾向,测量是在多睡眠记录的最后一晚之后的第二天.
主要成果:
- 日间睡眠倾向显著增加,直到大约14.3岁,之后稳定下来.
- 这种成熟趋势与青春期发育 (坦纳阶段) 和NREM睡眠期间慢波 (三角波) EEG功率下降密切相关.
- 之前睡眠时间对睡眠倾向的影响随着年龄的增长而减少.
结论:
- 与青春期相关的大脑成熟和观察到的三角电脑脑电图功率下降显著导致青少年白天嗜睡增加.
- 这些发现突出了青少年睡眠模式和白天功能的神经生物学基础.
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