Reducing the use of screen electronic devices in the evening is associated with improved sleep and daytime vigilance in adolescents.

摘要: The use of screen electronic devices in the evening negatively affects sleep. Yet, sleep is known to be essential for brain maturation and a key factor good academic performance, thus particularly critical during childhood adolescence. Although previous studies reported associations between time impairment, their causal relationship adolescents remains unclear. Using actigraphy daily questionnaires large sample students (12 19 years old), we assessed habits over 1 month. This included 2 week baseline phase, followed by 40 min education workshop interventional which participants were asked stop using after 9 pm school nights. During found that reduction correlated with earlier onset increased total duration. latter led improved daytime vigilance. These findings provide evidence restricting represents valid promising approach improving duration adolescents, potential implications functioning health.