What You Need to Know
Multiple sclerosis (MS) is considered an autoimmune condition because the body is attacking itself, targeting the protective coating (called myelin) around nerve fibers. As the damage worsens, communication between the brain and the rest of the body is disrupted, which can cause vision problems, muscle weakness and other symptoms. There are four types of MS, but it’s easiest to think of two main categories. In one, symptoms remit, or clear up (partially or completely), for long periods of time; in the other, symptoms progressively worsen.Learn more
Live Your Best Life with MSGet the Latest News
AskMDGet personalized advice for managing multiple sclerosis
The number of people worldwide with MS
Multiple Sclerosis Foundation
Multiple Sclerosis Q&As
Herman Sullivan, MD
How does multiple sclerosis (MS) affect the body?
In people with multiple sclerosis (MS) the body's immune system causes inflammatory reactions in the brain, spinal cord and/or optic nerve. MS is a neuroimmunological disease. People with . . .
- Q What is the economic impact of multiple sclerosis (MS)?
- Q Can a psychological problem be misdiagnosed as multiple sclerosis (MS)?
- Q How common is depression in people with multiple sclerosis (MS)?
- Q Can I donate blood if I have multiple sclerosis (MS)?
- Q How can I manage the side effects of drugs for depression if I have MS?
- Q What is meant by a spontaneous cure in multiple sclerosis (MS)?
- Q What is multiple sclerosis (MS)?
- Q What is progressive-relapsing MS (multiple sclerosis)?
- Q Who should be on my healthcare team if I have multiple sclerosis (MS)?
- Q What are the types of multiple sclerosis (MS)?
Recent Multiple Sclerosis (MS) Articles
If you've been diagnosed with multiple sclerosis, use our Action Plans to take control of your health and wellbeing.
What You Need To Know About Multiple Sclerosis Brain Scans Show MS-Related Depression Does Vitamin D Slow Multiple Sclerosis? Going Back to School May Help People with MS See All Articles