Dr. Perricone's FOREVER YOUNG makes an extraordinary promise: by following a program designed to decrease wrinkles and dramatically improve the appearance of the skin, the reader is also guaranteed more energy, less fat and an improved mood.  The core of Dr. Perricone's appeal is his scientific grounding and authority.  In a field notorious for the triumph of style over substance, Dr. Perricone is at the cutting edge of new science which is scientifically proven to work.    At the core of the new book is an exciting new science on skin:  Nutrigenomics and gene expression. With his innovative vision, Dr. Perricone has applied the new science to ease wrinkles, make the skin supple, smooth and glowing.  His prescriptive program will shave years off the reader's appearance and will give the reader more energy.