Dr. Macrene Alexiades, MD PhD, dermatologist and scientist, provides education on skin and its aging process. She emphasizes the importance of understanding the skin as an organ and the need to protect, restore, and maintain its health. Dr. Macrene discusses the structure of the skin, including the different types of cells and layers, and explains how UV exposure can cause damage to the skin. She highlights the role of DNA repair and antioxidants in preventing and repairing skin damage. Dr. Macrene also delves into the connection between skin aging and skin cancer, and the importance of a holi