Q. I stopped dying my hair in 2018 and got new photos for my passport and driver’s license once my hair turned white. Now my hair is turning dark brown while I’m on rosuvastatin. I started this ...

So, what exactly is ash brown after all? It's a cool-toned brunette shade with gray, purple, blue, or even green undertones. Some call it "mushroom brown," others opt for simply "cool brown." However, ...

A study links graying hair to stem cells getting stuck, unable to color new hair growth. Stem cells travel back and forth within compartments, but when they get stuck in one compartment, they cannot ...