Anxiety disorders are common health conditions affecting many people worldwide. Anxiety is a natural human emotion that helps us prepare for challenges. However, when anxiety becomes overwhelming and interferes with daily life, individuals seek help from healthcare providers. What Do I Do Now? Anxiety Disorders offers clinicians practical knowledge and tools to navigate various anxiety disorder scenarios. This book places a strong emphasis on providing pragmatic approaches for both diagnosis and treatment. Each chapter highlights a unique clinical case and delves into the underlying medical causes, the interplay between anxiety and substance use, and the intricate relationship between anxiety and various life stages. In addition, this volume will empower clinicians to develop personalized treatment plans that include medication, lifestyle changes, as well as psychotherapy that is evidence-based and driven by current best practices. This book will serve as a valuable resource, helping clinicians answer the question, "What do I do now?" when dealing with anxiety disorders in their patients.