The medical term for hair graying is canities. Hair turns gray (or white) when your hair follicles stop creating melanin. Melanin is the substance that gives your skin and hair color.

Grey hair is a natural part of the ageing process but when the strands of hair start getting grey earlier than expected it ...

US scientists believe they may have uncovered why hair turns grey as we age, citing pigment-making cells which lose the ability to mature. The arrested development impacts immature cells which ...

Hair dye doesn't directly cause grey hair, but it can damage hair and scalp, making grey strands more noticeable. The article explores how to minimize this damage by choosing gentler dyes ...