2 doctors weighed in:

My brother is 29 and his hair is completely grey. What could be causing this?

2 doctors weighed in
Dr. Richard Bensinger
Ophthalmology
1 doctor agrees

In brief: Grey hair

The timing of the loss of hair pigment is highly individualized.
It is a bell shaped curve with a peak in the 50's. A few become grey prematurely in their 20's and early 30's. This is not pathological but if it is a worry, hair dyes are available.

In brief: Grey hair

The timing of the loss of hair pigment is highly individualized.
It is a bell shaped curve with a peak in the 50's. A few become grey prematurely in their 20's and early 30's. This is not pathological but if it is a worry, hair dyes are available.
Dr. Richard Bensinger
Dr. Richard Bensinger
Thank
Dr. Heidi Fowler
Psychiatry

In brief: Graying of hair is

related to genetic predisposition.
Age of initial graying is largely a matter of genetics. However stressors: nutritional deficiencies, chemotherapy, traumatic head injuries, low vitamin B levels, zinc deficiency, severe illness, surgery & marked emotional stress may impact earlier depigmentation in people who are already predisposed to gray hair. Aging is a significant factor. In general –

In brief: Graying of hair is

related to genetic predisposition.
Age of initial graying is largely a matter of genetics. However stressors: nutritional deficiencies, chemotherapy, traumatic head injuries, low vitamin B levels, zinc deficiency, severe illness, surgery & marked emotional stress may impact earlier depigmentation in people who are already predisposed to gray hair. Aging is a significant factor. In general –
Dr. Heidi Fowler
Dr. Heidi Fowler
Thank
1 comment
Dr. Heidi Fowler
genetics plays the biggest role.
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