Prognosis in JRA/JIA depends on subtype, baseline disease activity, the number of joints involved, early treatment initiation, and response to therapy. With timely diagnosis and a treat-to-target approach, many children achieve good disease control and preserve function. However, some subtypes—especially those with polyarticular involvement or systemic features—can follow a more aggressive course. Long-term monitoring focuses on risks such as joint limitation, growth impact, uveitis (eye inflammation), and, in selected cases, extra-articular complications. The strongest prognostic lever is disciplined follow-up with therapy optimization when targets are not met. The operational goal is to minimize flares, protect growth and development, and sustain school and social participation with minimal disruption.