Guides
Start with a topic
Each guide explains one subject in plain language and gathers our articles on it in one place.
40 articles
Cortisol Face: What the Science Says
A plain-language guide to the "cortisol face" trend: what it means, what research supports, and what is just social media.
3 articles
Stress and Acne
How stress may relate to breakouts, how to tell stress-related flares from other acne, and what is worth trying.
12 articles
The Skin Barrier, Stress and Sensitivity
What the skin barrier is, how stress may affect it, and gentle, evidence-informed ways to support sensitive or flare-prone skin.
13 articles
Sleep, Stress and Skin
How sleep and stress affect each other, and what the research says about sleep and skin recovery.