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Word! Juvenile Rheumatoid Arthritis
Juvenile rheumatoid arthritis is an autoimmune disease that makes it hard for kids to move their joints.
Jaundice can make the whites of your eyes and your skin turn yellow. It happens when your blood has too much of a substance called bilirubin.
Word! Junk Food
Junk food isn't actually made of garbage.
Joints are the places in your body where bones meet.