Adult marijuana use rose significantly in states that passed loosely regulated medical marijuana laws (MMLs) according to a new study. The highest increases were reported among adults ages 26 and over. Little change was found in past-month marijuana use among adolescents or young adults between the ages 18 and 25.
College students attending an Oregon university are using more marijuana now that the drug is legal for recreational use, but the increase is largely among students who also report recent heavy use of alcohol, a new study has found.
Use of marijuana in combination with alcohol by drivers is especially dangerous, according to a study. Drivers who used alcohol, marijuana, or both were significantly more likely to be responsible for causing fatal two-vehicle crashes compared to drivers who were involved in the same crashes but used neither of the substances.
New research looked at diverging trajectories of cannabis and tobacco policies in the US and attempts to explain some of the reasoning behind the different paths, while discussing possible implications.
Low levels tetrahydrocannabinol, or THC, the main psychoactive compound in marijuana, does reduce stress, but in a highly dose-dependent manner, new research confirms.