Lupus is an autoimmune disorder that can affect many parts of the body, including skin, joints and internal organs. In lupus, the immune system attacks healthy tissue, causing inflammation and tissue damage. Although lupus symptoms may vary from person to person, there are some common symptoms that you should know about. Here are 8 symptoms of lupus you should know:

Rash
. The most common symptom of lupus is a butterfly-shaped rash on the cheeks and bridge of the nose. This rash can get worse with sun exposure and may cause pain or itching.

Extreme fatigue.
Many people with lupus experience a feeling of chronic fatigue, even after resting or sleeping. This fatigue can be unexplainable and appear suddenly.