http://www.msfacts.org/info/info_faq.html
Multiple Sclerosis Foundation, Inc.
This fact sheet answers frequently asked questions about Multiple Sclerosis (MS), an illness diagnosed in over 350,000 persons in the United States today. In brief, what is known about MS is that it is signified by more than one (multiple) area of inflammation and scarring of the myelin in the brain and spinal cord. The fact sheet includes information on what causes MS, who gets MS, what the most common symptoms of MS are, and more.