Cannabis, cocaine and amphetamines all raise the risk of stroke significantly. That is the central finding of the largest study ever conducted on recreational drugs and stroke risk, drawing on data from more than 100 million people. Researchers at the University of Cambridge published their findings in the International Journal of Stroke in March 2026. The study concludes that these...

Pipe and cigar smoking has long carried an image of refinement, even safety. Many people assume that smoking these products less frequently, or not inhaling fully, reduces the health risk. A major new study published in March 2026 challenges that assumption directly, and the findings are hard to ignore. Researchers drew on data from more than 22,000 adults across multiple...

A newly published study in the Harm Reduction Journal takes a close look at how well fentanyl and xylazine test strips actually perform. The results are eye-opening. Strips from different manufacturers vary significantly in accuracy, some fail entirely under low light, and the results they produce are genuinely easy to misread without prior training. Taken together, the findings raise an...