Beauty fads come and go, and all most of those products do is clutter up your cosmetics drawer. But when we hear of a so-called miracle product, it's tempting to find any excuse to head to the mall, drugstore or online to snap it up. Whether it treats acne, minimizes pores, reduces the signs of aging or makes another claim, the truth is, most of these products just don't measure up to the hype. Here are a few...