WEDNESDAY, Aug. 28 — Teens with anorexia nervosa have bigger brains than those without the eating disorder, a finding that suggests biology may play a larger role in the condition than realized. Specifically, the teenage girls with anorexia had a larger insula, a part of the brain that is active when you taste food, and a larger orbitofrontal cortex, the part of the brain that tells you when to stop eating, said researchers from the University of Colorado School of Medicine. "While eating disorders are often triggered by the environment, there are most likely biological mechanisms that have to come together for an individual to develop an eating disorder such as anorexia nervosa," Dr. Guido Frank, an assistant professor of psychiatry and neuroscience, said in a university news…
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