You probably have a skincare routine for your face. Cleanser, moisturiser, maybe a serum and SPF. But what about the skin on your head? For most people, scalp care stops at shampoo. And many of the habits we think are harmless, or even helpful, quietly leave the scalp dry, clogged or irritated. Over time, that can show up as flakes, itching, greasy roots, dull hair and strands that feel thinner...