Multiple sclerosis (MS) affects some 400,000 Americans and is the most common neurological disorder diagnosed in young adults. MS affects eyesight, mobility, bladder and bowel control, and causes chronic pain and dizziness. A quarter of those diagnosed with MS may actually have a benign form, meaning they won't have any symptoms for at least 10 years. Currently, however, there is no method of determining who has this benign form. The result: Many people, diagnosed with MS, are taking medication they don't yet need, with all the attendant side-effects, as well as suffering from excessive anxiety. There is also no way...