Multiple sclerosis (MS) is an autoimmune disease that affects the central nervous system. With multiple sclerosis, the brain has difficulty getting messages to the rest of the body. Though we know relatively little about multiple sclerosis, research into its causes and possible treatments is rapidly developing.
Definition of gut - the stomach or belly, used in reference to a feeling or reaction based on an instinctive emotional response rather than considered Definition of gut - the stomach or belly, used in reference to a feeling or reaction based on an instinctive emotional response rather than considered dictionary thesaurus
Definition of belly for English Language Learners : a person's stomach or the part of the body that contains the stomach : the part of an animal's body that is like a person's belly