Marijuana Consumers Frequently Report Substituting Cannabis for Alcohol, Other Substances

Most marijuana consumers say that their cannabis consumption reduces their use of alcohol and many also report substituting it for other substances, including methamphetamine, morphine, and tobacco, according to survey data published in The Harm Reduction Journal. New Zealand researchers assessed responses to an online survey provided by 23,500 participants with a history of cannabis use and other substances. Respondents frequently reported that cannabis led to reductions in their use of other substances — a…