Multiple sclerosis is an unpredictable disease of the central nervous system — including the brain, spinal cord and optic nerves. Learn more: https://ntlms.org/4gFl9en Follow us on: Facebook: https://www.https://www.facebook.com/nationalmssociety Instagram: https://www.instagram.com/mssociety/ Twitter: https://twitter.com/mssociety Twitch: https://www.twitch.tv/mssociety