Clinical Trial

Reactions to Social Media Warning Labels Among Teens and Young Adults

Completed
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Summary
The primary objective of this study is to evaluate whether social media warnings are perceived as more effective than control labels among teens and young adults, and to identify the most promising topics for social media warnings for these age groups. A secondary objective is to compare perceived message effectiveness of warnings refined using artificial intelligence (AI) vs. those not refined using AI.
Protocol Amendment History 4 amendments
This ClinicalTrials.gov record has been amended 4 times since 2025-09-22; most recent amendment 2026-03-12.
Status change: Not Yet Recruiting → Completed 2026-03-12
Trial Details
NCT Number NCT07199660
Lead Sponsor Stanford University
Conditions Screen Time Exposure
Enrollment 1,012 participants
Start Date 2025-12-02
Primary Completion 2025-12-16 (estimated)
Study Completion 2025-12-16 (estimated)
Updated on ClinicalTrials.gov 2026-03-16