In the past few years, skin care has become the most talked about category in the beauty industry. According to a new report from The NPD Group, skin care products generated sales of more than $5.3 billion in the mass and prestige department store channels in 2004. Skin care was the only beauty category in the mass channel to report an increase in 2004; it was also the second fastest-growing beauty category in prestige department stores, sustaining steady growth of four to six percent during the...