Multiple sclerosis - Symptoms and causes - Mayo Clinic
Nov 1, 2024 · It's also known as MS. In MS, the immune system attacks the protective sheath that covers nerve fibers, known as myelin. This interrupts communication between the brain and …
Multiple sclerosis - Wikipedia
MS is the most common immune-mediated disorder affecting the central nervous system (CNS). [16] In 2020, about 2.8 million people were affected by MS globally, with rates varying widely …
Multiple Sclerosis (MS): What It Is, Symptoms & Treatment
Jan 25, 2024 · Multiple sclerosis (MS) damages the protective cover around nerves called myelin in your central nervous system. It can cause muscle weakness, vision changes, numbness …
What is Multiple Sclerosis? | National MS Society
Multiple Sclerosis, or MS, is a complex disease that affects countless individuals around the world. Learn what causes MS, the different types of MS, and more.
Multiple Sclerosis (MS) - National Institute of Neurological …
Dec 17, 2025 · Multiple sclerosis (MS) is a chronic neurological disorder. It’s an autoimmune disorder, meaning that in MS, the immune system—which normally protects us from viruses, …
Multiple Sclerosis: Causes, Symptoms, & Diagnosis - WebMD
Feb 25, 2024 · MS is a chronic, or long-lasting, disease that can affect your brain, spinal cord, and the optic nerves in your eyes. It can cause problems with vision, balance, muscle control, and …
Multiple Sclerosis | MS | MedlinePlus
Sep 30, 2025 · Multiple sclerosis (MS) slows down or blocks messages between the brain and body. MS can be mild or severe. Learn about MS symptoms and treatment.
Multiple Sclerosis (MS) – Symptoms and Causes | Penn Medicine
Multiple sclerosis (MS) is an autoimmune disease that attacks the body's central nervous system. Learn more about MS symptoms, its causes, and management.
Multiple Sclerosis (MS) - Brain, Spinal Cord, and Nerve Disorders
Multiple Sclerosis (MS) - Learn about the causes, symptoms, diagnosis & treatment from the MSD Manuals - Medical Consumer Version.
Multiple Sclerosis (MS) - Johns Hopkins Medicine
Multiple sclerosis (MS) is a long-lasting (chronic) disease of the central nervous system. It is thought to be an autoimmune disorder, a condition in which the body attacks itself by mistake.