Beneath the Surface: How to properly apply and use sunscreen

Sunscreen is one of the primary interventions for limiting the harmful effects of ultraviolet radiation, such as skin cancer. However, if applied incorrectly, users will not receive these protective benefits. In this Beneath the Surface video interview, Joel M. Gelfand, MD, MSCE, FAAD, the James J. Leyden Professor of Clinical Investigation and professor of dermatology and epidemiology at