Overview
- University of Otago study tracked 85 adolescents' screen use and sleep habits over a week.
- Findings show screen time in the two hours before bed has little impact on sleep quality.
- Device use in bed delays sleep onset by about half an hour and decreases total sleep time.
- Interactive activities like gaming and multitasking worsen sleep disruption.
- Researchers suggest revising sleep guidelines to reflect modern screen use habits.