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Is multiple sclerosis diagnosed earlier in life than amyotrophic lateral sclerosis?

ANSWER

MS is diagnosed earlier in life than ALS.

While doctors usually discover multiple sclerosis in people between the ages of 20 and 40, they often diagnose ALS in those between 40 and 70.

SOURCES:

Amyotrophic Lateral Sclerosis Society of Canada: “ALS, MS, and MD Fact Sheet.”

The ALS Association: “Ask the Doc: Q & A with Edward Kasarskis, MD, PhD.”

Johns Hopkins Medicine: “ALS - Amyotrophic Lateral Sclerosis,” “Multiple Sclerosis (MS).”

Multiple Sclerosis International Federation: “What is MS?”

National Institute of Neurological Disorders and Stroke: “Amyotrophic Lateral Sclerosis (ALS) Fact Sheet.”

National Multiple Sclerosis Society: “MS Symptoms,” “Summarizing Epidemiological Estimates,” “Estimating the Prevalence of MS,” “What Causes MS?”

Center for Diseases Control: “Prevalence of Amyotrophic Lateral Sclerosis - United States, 2010-2011.”

National MS Society: "MS the Disease."

Reviewed by Christopher Melinosky on November 19, 2019

SOURCES:

Amyotrophic Lateral Sclerosis Society of Canada: “ALS, MS, and MD Fact Sheet.”

The ALS Association: “Ask the Doc: Q & A with Edward Kasarskis, MD, PhD.”

Johns Hopkins Medicine: “ALS - Amyotrophic Lateral Sclerosis,” “Multiple Sclerosis (MS).”

Multiple Sclerosis International Federation: “What is MS?”

National Institute of Neurological Disorders and Stroke: “Amyotrophic Lateral Sclerosis (ALS) Fact Sheet.”

National Multiple Sclerosis Society: “MS Symptoms,” “Summarizing Epidemiological Estimates,” “Estimating the Prevalence of MS,” “What Causes MS?”

Center for Diseases Control: “Prevalence of Amyotrophic Lateral Sclerosis - United States, 2010-2011.”

National MS Society: "MS the Disease."

Reviewed by Christopher Melinosky on November 19, 2019

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Do multiple sclerosis and amyotrophic lateral sclerosis affect genders differently?

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