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 the rest …
Multiple sclerosis - Wikipedia
Multiple sclerosis (MS) is an autoimmune disease resulting in damage to myelin, which is the insulating covers of nerve cells in the brain and spinal cord. [1] .
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 and memory …
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, bacteria, and …
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) Center: Symptoms, Treatments ... - WebMD
Multiple sclerosis affects 2.5 million people worldwide, including 400,000 Americans. Get in-depth multiple sclerosis information here on symptoms and treatments of MS.
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.