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  1. Multiple sclerosis - Symptoms and causes - Mayo Clinic

    Nov 1, 2024 · Multiple sclerosis is a disease that causes breakdown of the protective covering of nerves. Multiple sclerosis can cause numbness, weakness, trouble walking, vision changes …

  2. 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]

  3. 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, …

  4. 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.

  5. 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.

  6. 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 …

  7. 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. …

  8. 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.

  9. Multiple Sclerosis - Harvard Health

    Jun 10, 2024 · Multiple sclerosis (MS) is a disease that affects nerve cells' protective sheath (myelin) in the brain and spinal cord, and it can affect the nerve cells (also known as neurons) …

  10. What is MS | Multiple Sclerosis

    Apr 10, 2025 · Multiple sclerosis (MS) is one of the most common diseases of the central nervous system (brain and spinal cord). Today more than 2.8 million people around the world have MS. …