Curls can be a challenge to style, and they come by that reputation honestly: A rainy day or the introduction of one new product can throw the whole look off. No two curls, even on the same head, are ...

All products featured on Glamour are independently selected by Glamour editors. However, when you buy something through our retail links, Condé Nast may earn an affiliate commission. Nailing down your ...

The history of the hair typing system is a complicated one. The original hair type system, the hair gauge, was developed in 1905 in present-day Namibia by Eugen Fischer — a German scientist whose ...