
Multiple sclerosis - Symptoms and causes - Mayo Clinic
2024年11月1日 · Multiple sclerosis is a disorder in which the body's immune system attacks the protective covering of the nerve cells in the brain, optic nerve and spinal cord, called the myelin sheath. And this sheath is often compared to the insulation on an electrical wire.
Multiple sclerosis - Wikipedia
Multiple sclerosis (MS) is an autoimmune disease resulting in damage to the insulating covers of nerve cells in the brain and spinal cord. [3] As a demyelinating disease, MS disrupts the nervous system's ability to transmit signals, resulting in a range of signs and symptoms, including physical, mental, and sometimes psychiatric problems.
Multiple Sclerosis (MS): Early Signs and Common Symptoms
2024年5月9日 · 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...
Multiple Sclerosis (MS): What It Is, Symptoms & Treatment
2024年1月25日 · Multiple sclerosis (MS) is a central nervous system autoimmune condition. Damage to myelin causes symptoms like muscle weakness and vision changes.
4 Early Signs of MS You Shouldn't Ignore
2022年3月29日 · What are the early signs of MS? There are four potential early signs of MS that shouldn’t be ignored. Painful vision loss in one eye. Vision problems can have many causes.
Multiple Sclerosis | National Institute of Neurological ...
2025年1月31日 · Multiple sclerosis (MS) is a chronic neurological disorder. It is 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 the ages of 20 and 40. MS affects people differently.
Understanding Multiple Sclerosis (MS) - Healthline
2024年5月29日 · Multiple sclerosis (MS) is a chronic condition involving your central nervous system (CNS). With MS, your immune system attacks myelin, which is the protective layer around nerve fibers. MS...