BACKGROUND Dabbing is an emerging method of marijuana ingestion. However, little is known about dabbing owing to limited surveillance data on dabbing. OBJECTIVE The aim of the study was to analyze Google search data to assess the scope and breadth of information seeking on dabbing. METHODS Google Trends data about dabbing and related topics (eg, electronic nicotine delivery system [ENDS], a...

The period from the 1980s to the present has witnessed a lively and unsettled debate concerning the legalization of marijuana, cocaine, heroin, and other illicit substances in the United States. Proponents of legalization argue that the demand for these harmful and potentially addictive substances is not responsive to price. Opponents argue that prices will fall tremendously in a regime charact...

Marijuana use is legal in two states and additional states are considering legalization. Approximately 18 million Americans are current marijuana users. There is currently no consensus on whether marijuana use is associated with cancer risk. Our objective is to review the epidemiologic studies on this possible association. We identified 34 epidemiologic studies on upper aerodigestive tract canc...

OBJECTIVE The purpose of this commentary was to briefly summarize the literature on the relationship between adolescent marijuana use and mental health and how policy changes surrounding marijuana decriminalization and legalization might impact this relationship.  METHODS  A comprehensive literature search on adolescent marijuana use, mental health, and the impact of decriminalization and leg...

In 2000, voters in Colorado approved an amendment to the state constitution to legalize medical marijuana. In 2009, the U.S. Department of Justice indicated that patients complying with medical marijuana laws would not be a priority for prosecution. The state subsequently experienced widespread growth in in the number of individuals with a medical marijuana card and in marijuana dispensaries. I...

We use four data sets (two from law enforcement, two from user reports) to estimate that the current price gradient for marijuana in the United States is $300 $1000 per pound per thousand miles, with $450 being perhaps the best guess. We take this as a measure of the cost of smuggling marijuana through parts of the US interior where marijuana is illegal. We combine this gradient with estimates ...

This commentary to the editorial of Hajizadeh argues that the economic, social and health consequences of legalizing cannabis in Canada will depend in large part on the exact stipulations (mainly from the federal government) and on the implementation, regulation and practice of the legalization act (on provincial and municipal levels). A strict regulatory framework is necessary to minimize the ...