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Exploring Perceived Relationships Between Cannabis Use and Mental Health Symptoms Among Emerging Adults at High Risk for Psychosis: A Qualitative Study

Kayla K. Giorlando, Jennifer E. Merrill, Ethan Moitra, Elizabeth M. Olsen, T. Arnold, Avery Leigland, Julie Hugunin, Ana M. Abrantes, Laura Whiteley

Emerging Adulthood October 19, 2026 DOI: 10.1177/21676968261499756 (opens in new tab)

Study at a glance

AI-extracted from the abstract
Characteristics Qualitative study Peer reviewed
Sample size 20
Population Emerging adults ages 18–24 at high risk for psychosis
Topics Cannabis
Key findings Participants described cannabis use both as relief-oriented coping (for social anxiety and depression) and as producing negative sequelae (social withdrawal, exacerbating psychosis symptoms). The authors argue that harm reduction may be more realistic and attainable than cannabis abstinence for this population, and recommend interventions addressing perceived inadequacy of psychiatric medications, non-cannabis social and distress tolerance skills, and psychoeducation on dose- and potency-dependent risks.

Abstract

Cannabis use among emerging adults has reached historically high levels, yet there is growing evidence that cannabis use during this developmental period may exacerbate existing psychopathology and increase risk of developing schizophrenia-spectrum disorders. This qualitative study examines perceptions of how cannabis use impacts psychiatric symptoms among twenty emerging adults (ages 18–24) at high risk for psychosis. Participants completed a survey and semi-structured interview. Thematic analysis revealed two overarching themes: relief-oriented cannabis use (e.g., coping with social anxiety, depression) and negative sequelae from cannabis use (e.g., social withdrawal, exacerbating symptoms of psychosis). These findings suggest that using a harm-reduction approach as opposed to cannabis abstinence may be more realistic and attainable for this population. Also, future interventions are needed that address patients’ perceived inadequacy of psychiatric medications, build social and distress tolerance skills that do not involve cannabis use, and provide psychoeducation regarding dose and potency dependent risks.

Comparable studies

Other qualitative studies on cannabis, most cited first.

Study Year Design Participants
Psychoactive substances as a last resort—a qualitative study of self-treatment of migraine and cluster headaches Users of online forums discussing cluster headache and migraine treatments 2017 Qualitative thematic analysis
Psychoactive drug or mystical incense? Overview of the online available information on Spice products Web pages related to Spice products 2009 Qualitative study n = 200
Patterns, Trends, and Meanings of Drug Use by Dance-drug Users in Edinburgh, Scotland Clubbers in clubs and pre-club bars 2004 Cross-sectional survey with focus groups n = 124
Fascination and Social Togetherness-Discussions about Spice Smoking on a Swedish Internet Forum. Swedish internet forum users who posted reports about Spice intoxication 2013 Qualitative study n = 40
Cannabis as entheogen: survey and interview data on the spiritual use of cannabis. Participants recruited from seven online communities, median age 33, 81% male 2020 Mixed methods (qualitative interviews and quantitative survey) n = 319

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