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A 30-year-old member asked:

Can gray matter grow back?

1 doctor answer2 doctors weighed in
Dr. Richard Bensinger
Ophthalmology 53 years experience
No: Gray matter cells in the brain do not divide after fetal development. If they are damaged or loss, the body cannot replace them. This is why many strokes are permanent and why injury to the head can be so damaging.

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Last updated Apr 26, 2019

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