This week’s newsletter covers surprising findings on cannabis use and cognitive performance in older adults, the industry and policy fallout from the new federal hemp THC ban, a challenge to the “mature brain at 25” theory, and the shifting language of cannabis culture.
Noteworthy Read
Older Cannabis Users Found to Exhibit Superior Cognitive Performance (NORML)
A large, state-regulated cohort analysis found that older adults who had used cannabis earlier in life showed better performance on several cognitive measures than matched non-users, challenging assumptions that past use predicts later-life cognitive harm.
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More Noteworthy Reading
Challenging the 25-Year-Old ‘Mature Brain’ Mythology (American Journal of Drug and Alcohol Abuse)
This article argues that the idea of a fully “mature brain” at 25 lacks strong empirical support and oversimplifies neurodevelopment, noting that policy-based age cutoffs (like for non-medical cannabis use) should weigh social evidence and real-world outcomes, not just a single contested milestone.
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Industry Stakeholders React to Trump-Signed Federal Hemp Product Ban (Cannabis Business Times)
Industry leaders say the new hemp-derived THC product ban creates regulatory clarity but also highlights the need for broader federal cannabis reform, with mixed reactions around market impacts, enforcement challenges, and state autonomy.
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New Federal Hemp Ban Is an Opportunity to Legalize Cannabis Across the Board (Marijuana Moment)
This op-ed argues that the federal hemp ban exposes the contradictions of partial prohibition and could serve as a catalyst for Congress to legalize and regulate cannabis nationwide to close loopholes and end enforcement inequities.
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From Weed to Wellness: The Linguistic Evolution of Cannabis Culture (Medium)
The piece tracks how cannabis language shifted from counterculture slang to wellness-driven framing, showing how vocabulary changes mirror broader social acceptance, medical legitimacy, and lifestyle branding.
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A heartfelt thank you to all of the CBD brands whose generous support makes it possible for Project CBD to shine a light on the latest plant medicine research and bring these important stories to our readers.
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