It’s no secret that cannabis sold in legal dispensaries is often laced with residual pesticides and insecticides. What kind of danger does this present? Dr. Max Leung, a professor at ASU and an expert on cannabis toxicology, shares the data and discusses the connection between insecticide exposure and seizures. He explains the threats for patients with neurological disorders and we discuss how we can develop better pesticide practices and regulations within the cannabis industry to keep patients safe.