Original Investigation

Cognitive Behavioral Therapy vs Media Literacy for Prevention of Gaming Disorder and Unspecified Internet Use Disorder

JAMA Network Open 10.1001/jamanetworkopen.2026.31942

September 04, 2026 at 11:00 AM EDT

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In this randomized clinical trial of 1793 adolescents, the CBT-based intervention reduced gaming disorder symptoms and unspecified internet use disorder symptoms more effectively than the media literacy–based intervention among adolescents at high risk. These findings support the use of CBT-based approaches primarily within indicated, rather than universal, prevention.

Corresponding Author: Katajun Lindenberg, PhD, Department of Clinical Psychology of Childhood and Adolescence, Institute for Psychology, Heidelberg University, Hauptstr. 47-51, 69117 Heidelberg, Germany (katajun.lindenberg@psychologie.uni-heidelberg.de).

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