Hair dyes can weaken and damage hair, making it look unhealthy. However, treatments such as conditioners and specially formulated shampoos may help repair hair damage from hair dye. Dyeing the hair ...

Here’s what the research suggests about the link between hair dye and cancer. Credit...Joyce Lee for The New York Times Supported by By Rachel Rabkin Peachman Q. I color my hair regularly, but I’ve ...

While you can technically dye your hair as often as you’d like, it’s more a matter of how often you *should* dye your hair so that you can minimize damage and maintain your hair’s health. How often ...