BY Zainab Oyekan Dr Martin Adejo, a medical expert, has attributed grey hair in people to genetic, stress, disease and some vitamin deficiencies. He said that grey hair was not just for the aged as could be seen across all ages which had made both the aged and young to feel at home with the growth. Adejo responded to the News Agency of Nigeria (NAN) survey on grey hair in Jos on Friday. He said that some people could have grey hair very early in life from their primary or post primary schools but that did not imply they were diseased. “I said earlier, grey hair on young people could be as a re…