Hair Structure Explained: Layers, Growth Cycle, And Styling Results
What Is Hair Structure And How Does It Impact Your Hairstyling? Hair structure describes how each strand is built—its outer cuticle, inner cortex, and sometimes a medulla—along with traits like porosity, thickness, and curl pattern. These features determine how hair absorbs moisture, holds color, reacts to heat, and responds to products, which is why the […]