Addison's Disease causes
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Tuberculosis (TB) is a highly infectious disease that primarily affects the lungs. Read more on whom it affects and how to treat it.
An autoimmune disease develops when the immune system, which defends the body against disease, attacks healthy body cells.
Behcet's disease is a rare disorder that causes blood vessels to become inflamed. Also known as Behcet's syndrome, this condition has several symptoms that may not otherwise seem related.