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.

Finally, not all hair is in the growth phase at the same time, meaning they cannot all turn gray simultaneously. That depends on the dye used. Temporary and semi-permanent dyes should not cause ...

Hair greying can be caused by several factors such as age, genetics, stress and lifestyle habits. While age and genetics ...

then the hair may gradually lose its colour and turn grey. Greying of hair may have some hereditary component, though lifestyle factors appear to affect risk too. There is some evidence that ...

I'm a senior news journalist at The Senior newspaper, the leading publication bringing targeted news on issues affecting ...

dyeing and stress can make your hair go gray—and that redheads don’t. Here’s what the science says. What makes our hair turn gray? As we age, it’s normal for cells to become less active.

Live Science, a science media outlet, has explained with the opinions of experts whether it is possible to turn gray hair back to black. A small study conducted in 2021 found that subjects' hair ...

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 ...

People in China and Japan have long used rice water to grow their hair longer and prevent it from turning gray. Anecdotal evidence suggests it may also be effective at preventing tangles ...