,,,,,,,,,,,,,,,, >> announcer: the following is a paid advertisement for cold plasma sub-d by perricone mddoes your neck make you look? would you like to take years off your appearance and help remove some of the signs of aging on your neck for a look that is firmer, tighter, and more youthful? well, now you can. introducing dr. perricone's cold plasma sub-d. sub-d is specifically formulated for the area called the submandibular. often neglected, the skin in this area has unique needs, and cold plasma sub-d helps tackle the most common signs of aging on the chin, jawline, neck, and décolleté. coming up in the next half-hour, you're going to meet the creator of sub-d and the dermatologist to the stars, dr. nicholas perricone. dr. perricone believes that aging is optional, and you don't have to age like your parents. having written five new york times best-selling books, dr. perricone is the leading authority on reversing the signs of aging. dr. perricone has 41 patents to his name and has been called "one of the best dermatologists in the u.s." >> people ask me, "gee, why has the beauty ind