As soon as we're born, we're destined to age. Some of us age gracefully - we enjoy years of youthfulness - while others experience hair loss, wrinkles, and greying earlier than expected.
Found in the core of each hair, a
pigment known as
melanin gives rise to a person's hair color. This universal pigment is also found in our skin and eyes, giving use our unique physical traits. Dark and light versions of melanin -
eumelanin and
phaeomelanin, respectively - combine in various combinations to create all natural hair colors.
Melanin itself is the product of a specialized cell, the
melanocyte, which is found in each hair follicle, from which the hair grows. As hair grows, the melanocyte injects melanin into the hair cells, which contain the s ...