Background: Many states in the US have changed how they regulated medicinal and/or
recreational marijuana. Understanding the impact of these policy changes on marijuana use …

This research examined the role of attraction to one's team in predicting alcohol and
marijuana use among intercollegiate athletes. Attraction to team and alcohol-related …

Objective: The current study uses longitudinal data to examine the relative influence of
perceived descriptive and injunctive norms for proximal and distal referents on marijuana …

Adolescence is a time in which individuals are particularly likely to engage in health-risk
behaviors, with marijuana being the most prevalent illicit drug used. Perceptions of others' …

Introduction The proliferation of electronic devices, such as vape-pens, has provided
alternative means for cannabis use. Research has found cannabis-vaping (ie, vape-pen …

Marijuana is the most commonly used illicit drug among college students and has the
potential for various negative outcomes. Perceptions of what constitutes typical …

Background: Marijuana represents the most widely used illicit drug on college campuses.
Repeated use can impair students' academic, emotional, and physical success and can lead …

Introduction: Adolescent-onset cannabis use (CU)(before age 18) is associated with multiple
adverse psychosocial outcomes, but rates of CU peak between the ages of 18 and 22 …

Gray's (1975, 1987) behavioral activation (BAS) and behavioral inhibition systems (BIS) are
thought to underlie sensitivity to reinforcement and punishment, respectively. Consistent with …

Approximately 10% of US college students are engaged in non-medical use of prescription
stimulants (NMUPS) and that use is linked to concerning health, educational, and societal …