For people with an addiction, craving—the strong desire for a substance—can affect their decision-making, new research shows. And how craving affects a decision can depend on what's at stake. The finding, published in Nature ...
Mar 30, 2026
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A landmark paper published in Lancet Psychiatry—the largest-ever review of the safety and efficacy of cannabinoids across a range of mental health conditions—found no evidence that medicinal cannabis is effective in treating ...
Mar 16, 2026
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The frequency of substance use, early age of initiation, and cannabis-related memory impairments are among the primary factors contributing to driving under the influence, according to a new analysis using machine learning. ...
Mar 13, 2026
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A new study led by Marie-Pierre Sylvestre, professor at the Université de Montréal School of Public Health, examines cannabis use four to five years after Canadian legalization by adopting a different perspective: Rather ...
Feb 19, 2026
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A new study led by Boston College School of Social Work Professor Summer Sherburne Hawkins found that recreational cannabis legalization in the United States is driving increases in cannabis use among adults with historically ...
Jan 21, 2026
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A new randomized controlled trial has found promising evidence that the smoking cessation medication varenicline (Chantix/Champix) can help people with cannabis use disorder (CUD) to reduce cannabis use. CUD is a rising problem ...
Jan 15, 2026
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Researchers at the University of Bath in the UK are proposing thresholds for safe—or at least safer—cannabis use and hope their findings will help people monitor consumption and keep it within recommended limits—similar to ...
Jan 12, 2026
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Tens of millions of Americans turn to cannabis products every week to try to ease their pain, calm their anxiety, get more sleep, help them cope with the side effects of chemotherapy, or just relax and unwind.
Jan 9, 2026
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Cannabis use disorder (CUD) is associated with increased risk of benign salivary gland tumors, according to a research letter published online July 17 in JAMA Otolaryngology-Head & Neck Surgery.
Jul 21, 2025
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Adults aged 18 to 49 years reporting medical-only or medical-nonmedical cannabis use may have a higher prevalence of cannabis use disorder (CUD) than those reporting nonmedical only, according to a research letter published ...
Jan 24, 2025
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