In a world where cannabis is increasingly legalized and normalized, questions about its effects on the brain have never been ...

Heavy lifetime cannabis use is associated with reduced brain activation in key cognitive regions, particularly during working ...

The researchers discovered differences in a process called DNA methylation in people who used marijuana. DNA methylation ...

A recent study from Georgia State University has revealed a surprising connection between marijuana use and high blood ...

The myth that cannabis is harmless because it’s natural has been further debunked—by scientists in a pot-friendly state.

The findings suggested that regular use of marijuana is related to “short- and long-term brain function outcomes ... imaging technology to analyze the effects of marijuana use on 1,000 ...

The study, the largest of its kind ever to be completed, examined the effects of ... Changes in Opioid Use Outcomes After Passage of Medical Marijuana Laws Jan. 13, 2025 — A new study found no ...

Studies examining the effect of marijuana smoking on lung function have produced somewhat variable results. This is likely to be related to the difficulty in obtaining random samples of smokers ...

Heavy weed use appears to dull the brains of young adults, particularly affecting their short-term working memory ... with a small to medium effect size," concluded the research team led by ...