Lupus is an autoimmune disease that occurs when your immune system cells — which are supposed to protect the body from different germs — start treating normal, healthy cells like invaders, attacking them and causing flare-ups that can affect the joints, skin, heart, lungs, kidneys, and almost any other system in the body.
There are a several key things everyone living with psoriatic arthritis should know. Make sure to check out some of our most popular and important lupus resources below.
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