Though juvenile arthritis affects nearly 300,000 kids and teens in the U.S. – causing issues like joint inflammation, swelling and pain – it is still widely misunderstood or outright unknown to the general public.
Juvenile arthritis is an umbrella term to describe inflammatory and rheumatic diseases that develop in children under 16, according to the Arthritis Foundation. Most kinds of juvenile arthritis are autoimmune or autoinflammatory diseases – when the immune system attacks healthy cells and tissue.
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