Laugh lines and crow's feet add character to the face. But for some, they're telltale signs of aging that prompt some consumers to sprint to the nearest skin care boutique -- or cosmetic surgeon. Many pricey anti-aging products promise to slow the coming of wrinkles and fine lines, or even reverse aging and reveal youthful skin again. Start with the basics, though: Drink plenty of water; get enough sleep on a daily basis; don't smoke; and establish a cleansing routine every morning and night. Build on this strong foundation for healthy skin with 21 tips that can ease the appearance of growing older without much expense.