[#item_full_content] States that legalize medical or recreational marijuana see “significant reductions” in opioid overdoses among adults with employer-sponsored health insurance—indicating that a “substitution” effect may be at play—according to a new federally funded study. While numerous studies have linked state-level legalization to reduced opioid deaths, researchers at the University of Kentucky’s College of Public Health said 
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Marijuana Legalization Is Linked To ‘Significant Reductions’ In Opioid Overdoses, Federally Funded Study Finds
ByPot Shop News
May 19, 2026