SCIENCE
Cannabis users were twice as likely to commit violence, review finds
ScienceDailyWednesday, September 30, 2026 at 12:49 PM
RedScroll Brief

A review of more than 265,000 people found that cannabis use was associated with higher rates of both committing violence and becoming a victim of it. The researchers say the link is significant but does not prove cannabis itself is the cause.
RedScroll Signal
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- Science
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- Why it matters
- Scientific signal separates durable discovery from noise — and often foreshadows policy and product. A review of more than 265,000 people found that cannabis use was associated with higher rates of both committing violence and becoming a victim of it. The researchers say the link is significant but does not prove cannabis itself is the cause.
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RedScroll Briefing
Extractive editorial brief — not a reprint of the original
What happened
A review of more than 265,000 people found that cannabis use was associated with higher rates of both committing violence and becoming a victim of it. The researchers say the link is significant but does not prove cannabis itself is the cause.
Why it matters
Scientific signal separates durable discovery from noise — and often foreshadows policy and product.
Background
ScienceDaily reported on this under science. RedScroll surfaces the signal with an extractive brief — not a reprint of the original article. Read the source for full reporting.
Timeline
ScienceDaily published: Cannabis users were twice as likely to commit violence, review finds
Story is in today’s RedScroll edition. Follow the original source for updates.
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Source
ScienceDaily
Original reporting by ScienceDaily. RedScroll provides an extractive briefing only.