Cold air outside and dry heat inside can leave your skin feeling tight, thirsty, and more sensitive—even to products you usually love. Here’s why: lower humidity takes moisture from your skin, making its protective barrier less effective at retaining hydration. As this barrier becomes compromised, your skin can feel raw and sensitive. When your skin's natural defenses are struggling, active ingredients may lead to increased stinging, burning, or redness. Read here for solutio