Multiple sclerosis (MS) impacts round 1.8m individuals worldwide. Signs embrace fatigue, blurred imaginative and prescient, and hassle strolling. Ultimately, some individuals grow to be severely disabled and problems from the situation can result in dying. There’s at the moment no remedy, and few remedies for superior phases of the illness. However a sequence of latest findings have led to a tantalising thought—might a vaccine in opposition to a standard virus lastly consign MS to the historical past books?