Using Mobile Device Sampling to Objectively Measure Screen Use in Clinical Care

The widespread cultural adoption of media devices (eg, smartphones and tablets) in the last decade has changed the nature of screen time and consumption in young children. The single-user platforms of media devices promote solitary use1 and allow access to streaming videos, gaming, and the Internet: anytime and anywhere. Moreover, unlike traditional television viewing, mobile devices use gamification and persuasive design to grab and maintain...