Book excerpt: An expanded, updated, and revised edition, the ADHD Handbook, second edition covers recent advances in causes and management of ADHD, and includes more than 400 scientific references to peer-reviewed articles. It provides answers to the numerous questions that surround ADHD, including how is it diagnosed? What causes ADHD? What are the risks of associated learning and behavior disorders, tics, seizures, and headaches? What treatments are available? What are the choices of medications and the risks of side effects? How can adverse effects be avoided? What are the alternatives to medication? Do children outgrow ADHD, and how long is treatment required? ADHD Handbook is written for neurologists, pediatricians, practicing physicians, residents, fellows and students of medicine, psychologists, educators, occupational and speech therapists, nurse practitioners and other healthcare providers. It also offers parents a readable, but uniquely well documented and objective account of ADHD symptoms, diagnosis, medications, alternative treatments, and management.