What Is TEWL? The Hidden Reason Your Skin Feels Dry—No Matter What You Use
If your skin never seems to stay hydrated, the problem may not be what you’re using—but what your skin is losing. Introduction: A Familiar Frustration You cleanse. You moisturize. You try the latest “hydrating” products everyone is talking about. And yet—by midday, your skin feels tight again. For many women, especially after 40, this becomes…
