Premature ‘grey’ hair – what it is and why it happens
‘Premature greying’ is defined as onset before age 20 in Caucasians or before age 30 in people of dark skin colour. In younger people what they see as ‘grey’ hair is actually a mixture of white & pigmented (colored) hair – or ‘vellus’ hair growth due to follicle miniaturisation seen in androgenic scalp hair activity. […]
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