A member asked:

Is ms common?

3 doctors weighed in across 2 answers
Dr. Harold Mandel answered

Specializes in General Practice

Millions have MS: MS is thought to affect greater than 2.3 million people worldwide. There are about 2.5 per 100,000 new cases that develop per year.

Answered 8/30/2014

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Varies: There are thought to be about 400,000 cases in the USA, and 2.5 million worldwide, but incidence is higher above latitudes 39-42, where incidence may approach one in 575.

Answered 8/30/2014

3.8k views

Thank

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