Beyond Sunburn: A New Era of Sunscreen That Cools and Protects

Introduction: From Protection to Thermal Adaptation For decades, sunscreen has occupied a narrowly defined role—protecting the skin from ultraviolet radiation to prevent sunburn, premature aging, and long-term carcinogenic risk. It has been a defensive technology, designed to mitigate a specific environmental hazard. But as global temperatures rise and extreme heat events intensify across continents, this…