Arthritis Types and Conditions What is Juvenile Idiopathic Arthritis? Share Pin Email More in Arthritis Types and Conditions Fibromyalgia Sjogren's Syndrome Lyme Disease Other Conditions Basics Symptoms Diagnosis Joint Pain Rheumatoid Arthritis Psoriatic Arthritis Gout Ankylosing Spondylitis Medications Diet and Exercise Natural Treatments Assistive Devices and Mobility Aids Surgery and Research Coping Frequently Asked Questions View All Updated April 21, 2016 Juvenile idiopathic arthritis is a form of arthritis that affects children 18 years or younger. This condition can hinder a child's development and cause severe everyday pain. Learn more about juvenile idiopathic arthritis in this video. Up Next Up Next Video Different Types of Arthritis Up Next Video What is Rheumatoid Arthritis? Up Next Video What is Gout? Up Next Article What Are the 7 Subtypes of Juvenile Idiopathic Arthritis?