Sam gains weight from his new Vegan diet; Dan has his jaw wired shut to avoid eating solid food; Adam confesses he's been binging and purging.
Sam becomes a Vegan; Dan gets serious about gastric-bypass surgery; Billie decides to introduce her new girlfriend to her parents.
Sam attends a yoga class to meet the instructor; Billie forms a friendship with a cancer survivor from the gym.
Sam's latest date is more attracted to Billie than him; Dan unsuccessfully tries a fad diet; Adam's career as a police officer is jeopardized.
Sam's self-grooming with a razor turns painful; Dan's wife throws him out after his recent sexual experiment; Billie is envious of another woman's physique at the gym.
Sam starts dating his colonic hydro-therapist but becomes jealous of her other clients; Billie visits her opinionated parents.
Four New Yorkers struggle with various eating disorders.