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Substance Use Disorders

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U.S. Cannabis Use Disorder Increased Significantly From 2021 to 2024, Study Finds

Researchers link the rise to expanded legal access with higher‑THC products, urging wider screening, expanded treatment capacity, more research

Oral Semaglutide Linked to Fewer Heavy Drinking Days in Small Randomized Trial

Study Links Liver Enzyme Genes to Compulsive Cocaine Use in Rats

San Francisco Leaders Push State Bill to Fund Sober Living Housing

NIH Identifies DFNZ, a Nitazene Opioid That Eased Pain in Rats Without Breathing Risks

Large VA Study Links GLP-1 Drugs to Lower Addiction Risk, Fewer Severe Outcomes

BMJ Study Ties GLP-1 Drugs to Lower Addiction Risk and Fewer Overdoses in VA Patients

Even Two to Five Cigarettes a Day Greatly Increases Heart and Mortality Risks, Pooled Study Finds

Fans Mobilize After Ex–American Head Charge Singer Cameron Heacock Reveals Homelessness, Fentanyl Addiction

New CMAJ Papers Highlight Rising Youth Opioid Harm as Prescribing Declines

Wearable HRV Patch Cut Daily Substance Use 64% in Phase II Trial

Single Psilocybin Dose Relieves Chronic Pain and Mood Symptoms in Mice

Charlie Sheen Says Mexican Cartel Cut Off His Cocaine Supply Over Massive Buys

Quitting Cigarettes Boosts Recovery Odds in Other Substance Use Disorders

Billy Idol Documentary Unveils 1984 Overdose and Bangkok Turning Point

Jason Biggs Reveals 'Trash Can' Snorts at Peak of Cocaine Addiction

Tarrant County Jury Sentences Man to Life in First Fentanyl Murder Conviction

Engineered Fruit Flies Exhibit Cocaine Addiction, Paving Path to New Therapies