Other relapses cause two or more symptoms at the same time (related to inflammation in more than one area of the central nervous system). Some relapses produce only one symptom (related to inflammation in a single area of the central nervous system).

For example, the exacerbation might be an episode of optic neuritis (caused by inflammation of the optic nerve that impairs vision), or problems with balance or severe fatigue. Symptoms vary from person to person and from one exacerbation to another. It can be very mild, or severe enough to interfere with a personР Р†Р вЂљРІвЂћСћs ability to function.

MS Treatment Guidelines During CoronavirusР вЂќР вЂћn exacerbation of MS (also known as a relapse, attack or flare-up) is the occurence new symptoms or the worsening of old symptoms.

COVID-19 Vaccine Guidance for People Living with MS.

Resources and Services for Your Patients.

Scientific Peer Reviewers & Advisory Committees.

Independent Review of Society's Research Programs.

How and Why Do Scientists Share Results.

Research Studies: Newly Diagnosed with MS.

COVID-19 Studies Recruiting People with MS.

d Find Programs & Services in Your Area.

Resilience: Addressing the Challenges of MS.

d aHSCT in MS (Autologous Hematopoietic Stem Cell Transplantation).

d Complementary & Alternative Medicines.

Functional Electrical Stimulation (FES).

Make the Most of Your Healthcare Provider Visits.

Acute Disseminated Encephalomyelitis (ADEM).

Flare up meaning