What is multiple sclerosis? Multiple sclerosis is a chronic and progressive neurological disease that results in neuronal cell death, which can lead to a variety of symptoms. Find more videos at http://osms.it/more.Hundreds of thousands of current & future clinicians learn by Osmosis. We have unparalleled tools and materials to prepare you to succeed in school, on board exams, and as a future clinician. Sign up for a free trial at http://osms.it/more.Subscribe to our Youtube channel at http://osms.it/subscribe. Get early access to our upcoming video releases, practice questions, giveaways, and more when you follow us on social media:Facebook: http://osms.it/facebookTwitter: http://osms.it/twitterInstagram: http://osms.it/instagramOur Vision: Everyone who cares for someone will learn by Osmosis.Our Mission: To empower the world’s clinicians and caregivers with the best learning experience possible. Learn more here: http://osms.it/missionMedical disclaimer: Knowledge Diffusion Inc (DBA Osmosis) does not provide medical advice. Osmosis and the content available on Osmosis's properties (Osmosis.org, YouTube, and other channels) do not provide a diagnosis or other recommendation for treatment and are not a substitute for the professional judgment of a healthcare professional in diagnosis and treatment of any person or animal. The determination of the need for medical services and the types of healthcare to be provided to a patient are decisions that should be made only by a physician or other licensed health care provider. Always seek the advice of a physician or other qualified healthcare provider with any questions you have regarding a medical condition.