夜间使用智能手机影响突尼斯学龄儿童的睡眠质量和认知和身体表现
Rihab Abid1, Achraf Ammar2,3,4, Rami Maaloul4
1Research Unit: Physical Activity, Sport, and Health, UR18JS01, National Observatory of Sport, Tunis 1003, Tunisia.
概括
夜间使用智能手机会对孩子的睡眠和第二天的表现产生负面影响. 即使暴露一晚,也会减少睡眠时间和增加错误,五晚会导致更大的干扰.
科学领域:
- 儿科睡眠科学 儿科睡眠科学
- 儿童的认知表现 儿童的认知表现
- 蓝光暴露的影响 蓝光暴露的影响
背景情况:
- 智能手机的夜间蓝光暴露会破坏昼夜节律和睡眠模式.
- 儿童特别容易受到蓝光对睡眠和认知功能的不利影响.
- 了解急性与重复使用智能手机的影响对于儿童健康指南至关重要.
研究的目的:
- 为了研究夜间急性 (一晚) 和重复性 (五晚) 智能手机暴露对睡眠质量的影响.
- 评估智能手机使用对儿童生理标记 (唾液皮质醇) 的影响.
- 评估智能手机暴露对儿童第二天认知和身体表现的影响.
主要方法:
- 13名儿童 (9岁) 参加了一项受控研究,对基线,急性和重复的夜间智能手机暴露进行了研究.
- 通过动图监测睡眠;测量唾液皮质醇水平.
- 进行认知测试 (Stroop,N-back,选择反应时间) 和体力表现测试 (反运动跳跃,30米冲刺).
主要成果:
- 无论是急性还是重复的智能手机使用,都显著减少了总睡眠时间,并在入睡后增加了醒来.
- 智能手机暴露后,认知性能,包括选择性注意力和反应时间受损.
- 与急性暴露相比,重复暴露导致更大的睡眠障碍和更显著的认知和身体表现受损.
结论:
- 夜间使用智能手机对儿童的睡眠质量和第二天的表现产生不利影响.
- 负面影响取决于剂量,重复暴露会导致更明显的干扰.
- 研究结果强调,需要在睡前限制儿童的屏幕时间,以保护睡眠和认知功能.
相关概念视频
01:13Insufficient Sleep and Sleep Deprivation
140
Insufficient sleep refers to not getting the recommended amount of sleep for optimal functioning, even if it's just slightly less than needed. Sleep insufficiency may occur due to lifestyle choices, such as staying up late for social events or work, resulting in routinely getting less sleep than required. For example, consistently sleeping 6 hours when the body needs 7-9 hours can lead to cumulative effects on health and well-being.
Sleep deprivation is a more severe form of sleep loss...
Sleep deprivation is a more severe form of sleep loss...
140
01:11Understanding Sleep
228
Sleep, an essential biological state, involves significant reductions in physical activity, sensory awareness, and interaction with the environment. This complex physiological process is primarily regulated by specific brain regions, notably the hypothalamus and pons, which govern the sleep-wake cycle or circadian rhythm.
The circadian rhythm, a nearly 24-hour cycle, is deeply influenced by environmental light cues. Light exposure directly affects the hypothalamus, which in turn regulates...
The circadian rhythm, a nearly 24-hour cycle, is deeply influenced by environmental light cues. Light exposure directly affects the hypothalamus, which in turn regulates...
228
01:18Nightmares and Night Terrors
87
Nightmares and night terrors represent two distinct types of sleep disturbances that differ in timing, characteristics, and the sleeper's recall of the event. Nightmares are vivid, disturbing dreams that usually awaken the sleeper from REM sleep, a stage of sleep where brain activity is high, and dreams are most frequent. Upon awakening, individuals often have detailed recollections of their nightmares, which can include themes of threats to survival, security, or self-esteem.
Nightmares...
Nightmares...
87
01:19Management of Insomnia
244
The sleep cycle, an integral part of human health, consists of several stages with distinct characteristics and functions. It begins with a transition from wakefulness to sleep, known as the light sleep phase, followed by the restorative deep sleep phase, essential for physical recovery and growth. The cycle concludes with the Rapid Eye Movement (REM) phase, characterized by high brain activity and vivid dreaming. Insomnia, a prevalent sleep disorder, involves difficulty falling asleep, staying...
244
01:24Sleep-Wake Cycles
1.3K
Sleep is an essential physiological process vital to maintaining overall well-being. The reticular activating system (RAS), a network of neurons in the brainstem, regulates wakefulness and sleep. While it may seem passive, sleep consists of distinct cycles, each with its unique characteristics and functions. Two key sleep phases are non-rapid eye movement (NREM) and rapid eye movement (REM).
NREM Sleep
NREM sleep comprises four progressive stages that seamlessly merge:
NREM Sleep
NREM sleep comprises four progressive stages that seamlessly merge:
1.3K
01:12What is an Experiment?
11.4K
An experiment is a planned activity carried out under controlled conditions. The purpose of an experiment is to investigate the relationship between two variables. When one variable causes change in another, we call the first variable the explanatory or independent variable. The affected variable is called the response or dependent variable. In a randomized experiment, the researcher manipulates values of the explanatory variable and measures the resulting changes in the response variable. The...
11.4K