Plot: Nadine is a beautiful 36-year-old who says behind her smile is a woman traumatized by a lifelong obsession to be thin. She estimates that over the years, she’s gained and lost at least 1,000 pounds, and says all of the yo-yo dieting has left her with what she calls “Post Traumatic Diet Disorder,” which includes feeling jittery, sleep deprivation and a list of foods she thinks she can’t eat