Event Brief
Feb 21, 2026 at 10:05 AM ET
Study Links Teen Cannabis Use to Later Psychosis
By The BriefBrief
A study of over 400,000 teens shows cannabis use increases risk of mental health issues like psychosis and depression.
WHO: Researchers at Kaiser Permanente Health System
WHAT: Study on cannabis use and mental health
WHEN: Feb 21, 2026 at 7:44 AM ET
WHERE: Northern California
WHY: To understand health risks of cannabis use among teens
How this brief is built: The BriefBrief correlates multiple sources into one evolving event brief, updated as new facts emerge.
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