In Europe, it is most prevalent in the Scandina- vian and low countries as well as in the Baltic region, Northern Germany and Great Britain. In the United States, it occurs in the North Atlantic States, the Great Lakes area and the Pacific Northwest. There is no known cause or cure and there is no way to know who will get Multiple Sclerosis. An Auto-Immune Reaction occurs when the body's defense system, which destroys viruses and bacteria, begins attacking its own tissue by mistake. 3 - If the cause is a combination, the body defense system perhaps becomes confused.
Some viruses take over parts of cells and attack both the host cells and the virus.