Multiple Sclerosis - An Unpredictable Disease
By Sharon A Bell
In some people, it is a mild illness. In others, it can lead to permanent disability. This is the nature of multiple sclerosis, an unpredictable disease that affects 300,000 people in the United States alone.
Myelin is a fatlike substance that covers the nerve fiber found in the brain and spinal cord. It is an essential part of the nervous system since it enables the nerves to carry electrical impulses to and from the brain where they can be acted upon by the appropriate part of the body.
