You are what you eat. . . .Cat smart, sassy, and funny--but thin, she's not. Until her class science project. That's when she winds up doing an experiment--on herself. Before she knows it, Cat is living--and eating--like the hominids, our earliest human ancestors. True, no chips or TV is a bummer and no car is a pain, but healthful eating and walking everywhere do have their benefits.As the pounds drop off, the guys pile on. All this newfound male attention is enough to drive a girl crazy! If only she weren't too busy hating Matt McKinney to notice. . . .This funny and thoughtful novel explores how girls feel about their bodies, and the ways they can best take care of their most precious resource: themselves.From the Hardcover edition.