The document discusses Attention Deficit Hyperactivity Disorder (ADHD), a behavioral condition characterized by inattention, hyperactivity, and impulsivity, affecting 3-5% of children globally, more commonly in males. It outlines the various classifications of ADHD, potential causes, clinical manifestations, diagnostic criteria, and treatment modalities, including medications and psychosocial therapies. It also emphasizes the role of nursing management in supporting individuals with ADHD through assessment, medication management, behavior intervention, and family support.