Physical growth and psychological development bring to children, adolescents and adults not only exciting opportunities for change, but challenges that may overwhelm. Eating disorders arise from the failure to effectively negotiate these demands. Their root causes are diverse, involving unique personal stresses, along with susceptibilities, both emotional and biological, that raise levels of anxiety, self-doubt, and feelings of ineffectiveness.
Among the major forms of eating disorder are Anorexia Nervosa and Bulimia Nervosa
Researchers at UCLA have identified the brain circuits involved in hunger that are influenced by the hormone leptin, the signaling molecule produced by fat cells.