Anxiety is one of the most pervasive mental health concerns affecting students, yet a significant number of students with anxiety disorders remain underserved. If left untreated, anxiety can hinder students' personal/social, academic, and career development. The purpose of this article is to provide professional school counselors with helpful information about the etiology of anxiety disorders and brief, evidence-based prevention and intervention options. The authors discuss specific recommendations for the identification, assessment, and treatment of anxiety that fit within the unique school environment.