Women who regularly use permanent hair dye may be putting themselves at increased risk of bladder cancer, new research findings suggest. The study is the first to show that how often you use hair ...

Products are independently selected by our editors. We may earn an affiliate commission from links. A trip to the salon can fix nearly any hair snafu, but it never hurts to have home remedies ...

A chemical compound used in many permanent hair dyes has been named Allergen of the Year for 2025 by the American Contact Dermatitis Society (ACDS). Toluene-2,5-diamine sulfate (PTDS) is an ...