By Dr. Young Summer is officially in full swing. The days are longer, the UV index is higher, and many of us are spending more time outside, whether it's at the beach, by the pool, on vacation, or simply enjoying the sunshine. As a board-certified dermatologist, this is the time of year I most want my patients thinking carefully about UV protection. Not just slathering on the closest bottle of SPF and calling it a day, but building a real, layered strategy. That strategy is c