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===Pigmentation Changes=== | ===Pigmentation Changes=== | ||
Apart from graying, other pigmentation changes can occur in aging hair. For example, hair may gradually lose its luster and vibrancy. The underlying causes of these changes are not fully understood but are believed to involve alterations in melanin production and the hair shaft's ability to retain pigment. | Apart from graying, other pigmentation changes can occur in aging hair. For example, hair may gradually lose its luster and vibrancy. The underlying causes of these changes are not fully understood but are believed to involve alterations in melanin production and the hair shaft's ability to retain pigment. | ||
==Factors Influencing Hair Aging== | ==Factors Influencing Hair Aging== |