How often should you wash your hair? Dermatologists weigh in - Shampooing removes sebum or oil that normally coats the hair ...

We asked a dermatologist to break down just how often you should be shampooing your hair.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Confession: I wash my hair almost every single day. I know, I know—it sounds like a cardinal sin for a ...