"But you don't look sick," is the most common refrain that a person with lupus will hear, said Christine Miserandino, a lupus patient and chronic disease advocate who runs a website by the same name butyoudontlooksick.com . Lupus risksLupus is a chronic inflammatory condition where the body's immune system attacks its own healthy cells and tissues. JUST WATCHED Nick Cannon takes on lupus Replay More Videos ... MUST WATCH Nick Cannon takes on lupus 01:53"I've been through chemotherapy. Lupus symptomsTypical symptoms Joint pain Inflammation Unexplained fever Headaches Chronic fatigue Sensitivity to sunlight Confusion, memory loss Butterfly rash Shortness of breathWhile each case of lupus is unique, there are some common symptoms . One of the most frustrating symptoms of lupus is frequent confusion and memory loss.

Source: CNN March 28, 2017 10:18 UTC