Your hair’s relationship with moisture affects everything from product selection to styling success. Hair porosity, or how well your strands absorb and retain moisture, can explain why some products ...

Experts break it down.

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." News flash: There’s a method cosmetic chemists and beauty scientists regularly use to solve dryness, ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? News flash: There’s a method cosmetic chemists and beauty scientists regularly ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. There are many levels to hair care and ...