1 in 3 Cannabis Users in Treatment Had ADHD: What the New Meta-Analysis Shows
A systematic review and meta-analysis in the Journal of Dual Diagnosis produced the first sex-specific prevalence estimates for ADHD among people who use psychoactive substances and alcohol, including cannabis. Dr. Caplan reviews this cannabis use…
Cannabinoid Hyperemesis Syndrome: What the Evidence Actually Shows
Cannabinoid hyperemesis syndrome ER visits jumped sharply in 2026. A physician reviews the peer-reviewed evidence on causes, diagnosis, and treatment.
Sugar-Free THC Edibles for Diabetics: What the Sweetener Evidence Actually Shows
A physician reviews the evidence on cannabis-edible sweeteners, including a cardiovascular signal for erythritol that diabetic patients should know about.
When One Substance Policy Changes Another Substance Use
medical cannabis research: A 95 study systematic review finds tobacco, cannabis, and alcohol policies often spill across substances, but substitution, complementarity, and independence vary by policy type and population. It keeps the evidence readable…
When Tobacco, Cannabis, and Alcohol Policies Spill Over Into Each Other
medical cannabis research: A 95-study systematic review finds that tobacco, cannabis, and alcohol policies often influence use of other substances, but the direction depends on policy type, population, and substance pairing. It keeps the evidence…
When Cannabis, Alcohol, and Tobacco Policies Collide
medical cannabis research: A 95-study systematic review finds that substance policies often spill across cannabis, alcohol, and tobacco use, but the direction depends heavily on policy type, population, and substance pairing. It keeps the evidence…
Weekly Medical Cannabis & Science Literature Radar: September 27, 2026
A comprehensive weekly literature index analyzing 20 newly published medical cannabis, cannabinoid, and GLP-1 research studies, clinical trial protocols, and regulatory updates.
Weekly Medical Cannabis & Science Literature Radar: September 20, 2026
A comprehensive weekly literature index analyzing 20 newly published medical cannabis, cannabinoid, and GLP-1 research studies, clinical trial protocols, and regulatory updates.
Cannabis-Based Products for Chronic Pain: What a 25-Trial Review Found
An updated systematic review in Annals of Internal Medicine pooled 25 short-term randomized trials (2,303 patients, 64% with neuropathic pain) evaluating cannabinoids for chronic pain. Dr. Caplan breaks down this cannabis products chronic pain review,…
A Culturally Grounded Virtual Program Reduced Cannabis and Alcohol Use in Native American Young Adults
A randomized clinical trial in JAMA Network Open tested a culturally grounded virtual program for urban American Indian and Alaska Native emerging adults, finding reduced cannabis and alcohol use and related consequences. Dr. Caplan reviews what this…
