Dr. Megan Johnson McCulloughSpecial to Valley NewsWrinkles are a natural part of aging, but that doesn’t mean we have to welcome them with open arms. Some people might just be starting to notice fine lines while others are deep into their wrinkle-fighting journey. Understanding the science behind skin aging and the best ways to prevent and treat wrinkles can help you maintain a youthful look for years to come.Wrinkles form due to a combination of biological aging and environmental factors. This can include loss of collagen and elastin. As we age, our skin produces less collagen and elastic, which are the proteins that keep skin firm and elastic. This leads to sagging and creasing.Sun exposure is another culprit. Ultraviolet (UV) rays break down collagen and accelerate ski
