“To understand damaged hair, it’s important to know how hair works. Most hair is made of three layers: the inner fiber called the medulla, the middle layer called the cortex, and an outer layer called the cuticle,” hairstylist Josh Rosebrook explains. “When hair becomes damaged, the cuticle raises, chips, becomes fragile, easily tangled, and loses moisture, luster, and the shine that’s created when the cuticle is flat and smooth.”
The concern, nevertheless, is that you could by no means actually restore harm—you possibly can solely minimize off the harm or use merchandise to assist decrease the looks. If your hair is shiny on the root, however will get progressively duller in direction of the underside, it might be an indication it’s time for a trim to snip off dead and split ends. If your harm seems allover (some folks simply have damage-prone hair; it occurs), you’ll need to take each precaution to keep away from worsening the problem, and use repair-specific merchandise, like protein-infused shampoos and conditioners.