Although the exact cause of psoriasis is unknown, doctors consider it an immune-mediated inflammatory disease. This means that inflammation is at the root of this condition. Up to 3%Trusted Source of adults in the United States have psoriasis. It causes skin symptoms, such as raised plaques and discoloration, and can also impact other parts of […]
Multiple sclerosis is a disease of the brain and spinal cord, known as the central nervous system. The protective coating that surrounds nerve fibers is attacked by the body’s immune system, resulting in scars called lesions or plaques. This damage affects the ability of electrical signals to travel along nerve fibers to and from the […]