Science news articles about 'cannabis smokers'

... in some countries, but there is enormous variation between samples, meaning that cannabis users may be exposed to greater variation in the strength ... risks, the authors point to studies that observe that some cannabis smokers, when faced with a 'strong' product, act ...

... of Medicine found that reported pain relief was greater with cannabis than with a placebo. The study, sponsored by the University of California ... intensity from 'strong' 'to mild-to-moderate' in cannabis smokers, according to Ellis. Also, cannabis was associated with a sizeable (46 ...

... number was decreased about 20 percent in brains of cannabis smokers when compared to healthy control subjects ... of years subjects had smoked. Of the original 30 cannabis smokers, 14 of the subjects underwent a second ...

... drugs and in the 2007 National Roadside Survey, more drivers tested positive for drugs than for alcohol. These cannabis smokers had a 10-fold increase in car ...