After a child has been diagnosed with juvenile idiopathic arthritis after more than 6 weeks of chronic inflammatory joint pain and other diseases have been ruled out, the treatment is as follows: 1) general treatment, parents should pay attention to the acute phase of bed rest, after the condition has improved, to moderate activities, so that his joints can maintain function, otherwise it will cause joint stiffness, or even joint hypofunction; 2) juvenile Idiopathic arthritis is divided into generalized, oligoarticular, and polyarticular types, and the treatment plan differs among the different types. Treatment is long-term or even lifelong, if not treated regularly, it can cause bone damage and lead to disability.