
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 and other …
Optic neuritis - Symptoms & causes - Mayo Clinic
Sep 29, 2021 · Multiple sclerosis is a disease in which your autoimmune system attacks the myelin sheath covering nerve fibers in your brain. In people with optic neuritis, the risk of developing multiple …
Multiple sclerosis: Symptoms and treatment - Mayo Clinic Press
May 30, 2025 · In MS, the immune system attacks the protective sheath, called myelin, that covers nerve fibers. Damage to the myelin causes communication problems between your brain and the rest …
Foot drop - Symptoms and causes - Mayo Clinic
Jan 15, 2025 · Disorders that affect the spinal cord or brain — such as stroke, multiple sclerosis or amyotrophic lateral sclerosis (ALS) — may cause foot drop. Risk factors
Vitamin D and MS: Is there any connection? - Mayo Clinic
Feb 26, 2025 · MS develops when the immune system attacks the coating that protects the nerve cells, known as myelin. Research suggests that vitamin D has a positive effect on the immune system.
Eye twitching Causes - Mayo Clinic
Jan 18, 2025 · Causes shown here are commonly associated with this symptom. Work with your doctor or other health care professional for an accurate diagnosis.
Multiple sclerosis - Diagnosis and treatment - Mayo Clinic
Nov 1, 2024 · There are no specific tests for MS. The diagnosis is given by a combination of medical history, physical exam, MRIs and spinal tap results. A diagnosis of multiple sclerosis also involves …
Brain lesions Causes - Mayo Clinic
Jan 11, 2018 · Often, a brain lesion has a characteristic appearance that will help your doctor determine its cause. Sometimes the cause of the abnormal-appearing area cannot be diagnosed by the image …
Amyotrophic lateral sclerosis (ALS) - Symptoms and causes
Apr 10, 2024 · The exact cause of the disease is still not known. A small number of cases are inherited. ALS often begins with muscle twitching and weakness in an arm or leg, trouble swallowing or slurred …
Multiple sclerosis and family planning - Mayo Clinic Press
If you’re diagnosed with multiple sclerosis (MS) during your childbearing years, your expectations about the future may change — including family planning. Although many people with MS successfully …