WORLD MULTIPLE SCLEROSIS DAYWorld Multiple Sclerosis Day on May 30th creates an opportunity to boost awareness and connect those with MS to resources and improve support systems.it is one of the most common diseases of the Central nervous system Multiple Sclerosis impacts more than 2.3 million people around the world according to the Multiple Sclerosis International Federation. The term multiple sclerosis means “many scars,” and this term relates to the areas that appear on the brain and spinal cord after the myelin covering our nerves is damaged or dies.The disease is unpredictable, progressive, and challenging to diagnose. The cause is also unknown.