Skin Science and Health – September 02, 2026
Sleep + skin ageing: the repair shift
Sleep is far more than passive downtime. It is an active biological state involved in tissue repair, immune regulation, metabolism and hormonal signalling — with important implications for skin health. Discover how circadian rhythms, cortisol, barrier function and overnight recovery can influence the way skin ages, and why even the most sophisticated skincare routine cannot replace quality sleep.