Split ends: nobody wants them, yet somehow we all get them. So, what actually causes them? How can we prevent them? And crucially, can they even be treated? As a beauty writer, talking about how to ...

Split ends are to hair what acne is to skin — a frustrating beauty dilemma that can be stubborn to fix. Many hair care formulas on the market claim to “zip up” or seal split ends, but is this actually ...