Background: With the legalization of cannabis in Canada, young adults, who are already at
risk of automobile crashes, may increase their use of cannabis, which may further increase …

Objective Daily cannabis users develop tolerance to some drug effects, but the extent to
which this diminishes driving impairment is uncertain. This study compared the impact of …

Importance Expanding cannabis medicalization and legalization increases the urgency to
understand the factors associated with acute driving impairment. Objective To determine, in …

Background Across the nation, growing numbers of individuals are exploring the use of
cannabis for medical or recreational purposes, and the proportion of cannabis-positive …

Background Cannabis is known to have detrimental effects on human performance and may
also affect driving adversely. However, studies designed to examine this issue have …

Background Although driving under the influence of cannabis is increasingly common
among young adults, little is known about residual effects on driver behavior. This study …

BACKGROUND: Cannabis and alcohol are the most popular drugs amongst recreational
users, and most prevalent in injured and deceased drivers. Clarification of the interactive …

BACKGROUND Cannabis is the most prevalent illicit drug identified in impaired drivers. The
effects of cannabis on driving continue to be debated, making prosecution and legislation …

Rationale With alcohol and cannabis remaining the most commonly detected drugs in
seriously and fatally injured drivers, there is a need to understand their combined effects on …

Background Young drivers ages 15–24 continue to constitute a high-risk population for fatal
motor vehicle collisions (MVCs) compared to all other age groups. Driving under the …