Like so many others, I moved from London to Portugal’s capital for the sun, lifestyle – and the tax break. But as tensions rise with struggling locals, many of us are beginning to wonder whether we’re...

This article is part of Nature Outlook: Skin, an editorially independent supplement produced with financial support from LEO Pharma. About this content. Acne has long been dismissed as an unfortunate cosmetic issue — a rite of passage that is ultimately...