This US longitudinal study examines the relative use of both marijuana and tobacco by 'freshmen', finding support for the gateway effect, and also that students who smoked both substances were more likely to smoke significantly more tobacco than tobacco only users.
This US longitudinal study examines the relative use of both marijuana and tobacco by 'freshmen', finding support for the gateway effect, and also that students who smoked both substances were more likely to smoke significantly more tobacco than tobacco only users.
Synthetic marijuana ranked in the top three substances abused by the nation's high school students in 2012, according to a new report compiled by the Center for Substance Abuse Research.
This report by CESAR shows the most commonly used drugs by American high school students (14-18 years old).
Authorities in Bogota, capital of Colombia, are considering the use of marijuana to treat people addicted to basuco, a drug similar to crack cocaine.
Pew Research found 52% of Americans in favour of marijuana legalisation, although different polls have slightly different angles on this question. (See also Mentor Foundation articles)
Following a Pew poll finding majority support for legalisation of marijuana in the USA this article points to a variety different poll findings. April 2013.
This research by NIDA has found that prior marijuana use could increase addictive power of nicotine.
This study finds that previous marijuana use may increase the risk of nicotine dependence in rats.
This NIDA research finds that prior exposure to marijuana increases the addictive effects of nicotine in rats.