Evidence-based research about cannabis
STEM is an independent, methodologically rigorous, and updated cannabis evidence resource for the health care sector that synthesizes what is known from research and what is left to learn about the health effects of cannabis.
Recent News
Cannabis-related emergency room visits on the rise among older adults in California: study
"The number of seniors visiting emergency rooms in California for cannabis-related issues is growing, according to new research. From 2005 to 2019, the state’s emergency departments saw a 1,804 percent relative increase in the rate of cannabis-related trips among...
THC-O acetate may trigger new EVALI outbreak, study warns
"THC-O acetate products have recently become popular due to claims that they produce stronger psychoactive effects than traditional marijuana and uncertainty about their legal status in the United States. However, a new study published in the Journal of Medical...
FDA issues final guidance on cannabis and clinical research
"The U.S. Food and Drug Administration announced final guidance that “outlines FDA’s current thinking on several topics relevant to clinical research related to the development of human drugs containing cannabis or cannabis-derived compounds.” Some of the most...