Three bar graphs show hourly, mean, and total screen times. Graph A shows screen time for aged 15-18 years and aged 11-14 years from 8 AM to 2 AM. Graph B shows mean screen time on school days and non-school days. Graph C shows total screen time.
Among adolescents, smartphone use occurred every hour of the school day, averaging over 2 hours on devices, with frequent checking during class linked to poorer cognitive control. #Pediatrics #CognitiveDevelopment
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