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Adolescent sleep restriction effects on cognition and mood
Michelle A Short1, Michael W L Chee2
1School of Psychology, Flinders University, Adelaide, SA, Australia.
Progress in Brain Research
|May 11, 2019
Summary
Adolescent sleep restriction impairs cognitive and affective functions, with effects accumulating over time. Afternoon naps can help, but adolescents still need about 9 hours of sleep nightly for optimal neurobehavioral function.
Area of Science:
- Neuroscience
- Sleep Medicine
- Adolescent Health
Background:
- Adolescents globally suffer from insufficient sleep.
- Previous research indicated links between sleep deprivation and neurobehavioral deficits.
Purpose of the Study:
- To clarify the impact of sleep restriction on adolescent neurobehavioral function.
- To assess the efficacy of napping in mitigating sleep loss effects.
Main Methods:
- Review of experimental and quasi-experimental studies on sleep restriction in adolescents.
- Analysis of cognitive and affective outcomes following sleep loss.
- Evaluation of the impact of afternoon naps on sleepiness and performance.
Main Results:
- Multiple nights of restricted sleep cumulatively impair cognitive and affective functions.
- Weekend recovery sleep may not fully reverse these deficits.
- Afternoon naps reduce sleepiness and improve vigilance, memory, and mood without disrupting nocturnal sleep.
Conclusions:
- Adolescent sleep restriction has significant cumulative neurobehavioral consequences.
- Napping offers partial mitigation but does not replace the need for adequate sleep.
- Adolescents require approximately 9 hours of sleep per night for optimal neurobehavioral functioning.
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