There is really no debating the importance of sunscreen anymore. The sun is responsible for much of the visible damage associated with aging, such as wrinkles and pigmentation, can aggravate acne for some people, and also causes skin diseases such as skin cancer. I have said it a thousand times, and I will say it another twenty thousand if I have to: no skincare routine is complete without sunscreen! Sunscreen is the best anti-aging product there is. Apply a generous layer of