What is Multiple Sclerosis? "Unfortunately, the health community doesn't really know what causes MS. They're not even sure what it is. They've been researching this for hundreds of years," says Elaine DeLack, RN author of They Said It Didn%uFFFDt Make Sense-MS-The Prokarin Story. The problem is the health community has been focusing on the idea that it is the immune system attacking the Myelin. Myelin is the white matter coating the nerves, enabling them to conduct impulses between the brain and other par