What is the Brain & Body Connection Behind Eating Disorders?

With the unrealistic standards of beauty we are bombarded with in society, it's no wonder so many people suffer from eating disorders. But could it be that many of the causes of eating disorders are based more in biology than sociology? In the second part of "Love Your Brain " series, Dr. Daniel Amen and Tana Amen describe conditions in the brain and body that may lead to eating disorders such as anorexia and bulimia.