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Experts Recommend THC Limits for Safer Cannabis Use

1/12/2026

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Summary

Story summary

Rachel L. Thorne and her team in Britain identify THC thresholds linked to increased health risks from cannabis use.
Adolescents should limit intake to about 30 milligrams per week.
Adults should cap intake at 40 milligrams per week.
The study notes a need for clear communication about THC content and potency.
Experts advocate a regulated cannabis market to improve product quality and consumer awareness, promoting safer use.

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Story summary

Rachel L. Thorne and her team in Britain identify THC thresholds linked to increased health risks from cannabis use.
Adolescents should limit intake to about 30 milligrams per week.
Adults should cap intake at 40 milligrams per week.
The study notes a need for clear communication about THC content and potency.
Experts advocate a regulated cannabis market to improve product quality and consumer awareness, promoting safer use.