Psychosocial screening is an essential part of the adolescent medical visit. Recent changes in marijuana laws around the country have impacted adolescent views on marijuana and teens’ perception of harm regarding marijuana use has decreased. Currently, marijuana now surpasses tobacco use for many young people. The adolescent visit is an important opportunity to address common misperceptions regarding use. This talk will give the provider an update on today’s marijuana and includes a). a brief review of those health effects that make the adolescent population particularly vulnerable to marijuana use, b). a discussion on cultural norms and how they affect adolescent and young adult use, and c). the importance of self-efficacy in choosing healthy behaviors.