Blast from the past: Photoaging
PHOTOAGED SKIN (original post found here!) How do we define aging skin? It is skin that has… dermal and epidermal atrophy (sagging, wrinkling, coarseness) reduction in amount of collagen hyperkeratosis (thickening of the stratum corneum) reduced number of melanocytes, Langerhans cells, and fibroblasts shortening of the telomeres on our chromosomes reduction in sebum production What...