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

Man Gets One Strand of Hair Cut A man decided to pay to have his one long strand of hair washed, cut and dried. He even bought products for his hair after! A man decided to pay to have his one long ...

You get out of the shower with your freshly washed hair and — OH COME ON! How does it already feel greasy? While it's normal for your hair to get greasy after a couple of days, having oily hair ...