1 doctor weighed in:

Can bumping your head very hard cause hair to grow in white in that spot? I had my hair dyed a week before, but that spot suddenly has white roots.

1 doctor weighed in
Dr. Hasan Khondker
Internal Medicine

In brief: Not likely to be

from trauma to the head.
.shouldn't effect the color maybe just the growth itself

In brief: Not likely to be

from trauma to the head.
.shouldn't effect the color maybe just the growth itself
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