Multiple sclerosis - Symptoms and causes - Mayo Clinic
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 of the body. Eventually, the disease can cause permanent damage of the nerve fibers.

Multiple sclerosis - Wikipedia
With optic neuritis as the most common presenting symptom, people with MS notice sub-acute loss of vision, often associated with pain worsening on eye movement, and reduced color vision. Early diagnosis of MS-associated optic neuritis helps timely initiation of targeted treatments.

Multiple Sclerosis (MS): What It Is, Symptoms & Treatment
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 issues.

Multiple Sclerosis (MS): Early Warning Signs and Symptoms
People with multiple sclerosis (MS) tend to have their first symptoms between the ages of 20 and 40. Early on, the symptoms get better, but then they come back. This is called relapsing-remitting...

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 ...
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 other threats—mistakenly attacks healthy cells. MS symptoms usually begin in young adults, between ages 20 and 40.

Multiple Sclerosis | MS | MedlinePlus
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.

Understanding Multiple Sclerosis (MS) - Healthline
Multiple sclerosis is a chronic condition of the central nervous system. Learn the causes and types of MS, common symptoms, and treatments.

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.

Multiple Sclerosis (MS): Overview and More - Verywell Health
Multiple sclerosis (MS) is an autoimmune disease in which the immune system attacks and destroys the protective covering of nerve cells (myelin) of the brain, spinal cord, and/or eyes.