Associations between device use before bed, mood disturbance, and insomnia symptoms in young adults

Young adults (YAs) are vulnerable to insomnia and mood disturbance. YAs also engage in back-lit device use which has been implicated in the development and maintenance of insomnia. This study explored the association between device use, mood disturbance, and insomnia symptoms in YAs. Two thousand three hundred and ninety students at a Canadian university, aged 18–35 years. Cross-sectional online survey Participants self-reported duration and...