In this CME episode, expert William Silvers, MD, FAAAAI, discusses the evolving trends of marijuana use and its derivatives. From terminology to legalization and review of the evidence, this episode offers great insight into understanding how recreational and medicinal marijuana can impact those with asthma and allergies, as well as the increasing prevalence of allergic reactions to marijuana products. Visit https://www.aaaai.org/professional-education-and-training/podcasts for CME information.