A special attention has been given to the functions biochemists, in special to the neuroendcrino system (responsible for multiple physical and mental functions). In people who present alimentary upheavals, many of these regulating mechanisms are seriously compromised. Between the comrbidos psychiatric upheavals, we find: bigger depressive episode and the distimia (50% 75%), social phobia and TOC. The alimentary behavior seems to develop itself as a form to deal with stress and the anxiety, but that it only helps to generate guilt and depression. Abuse of substances and upheavals of personality also can happen. The joined traces of personality of more common form are: trend the obedience ' ' passiva' ' , introverts, perfeccionistas, possessing of low auto-esteem, feelings of hopelessness and fear of if becoming fat people.
Costumam to be good pupils and excellent athletes. Being thus, some factors of development of these upheavals are involved: biological, psychological, cultural and familiar. With regard to the familiar behavior, normally the family of these patients is very worried about the image, compares the children and is superprotective. The parents if interfere of form exaggerated in the life of the children. A recent study he demonstrated that the mothers very worried about the excess of weight and the physical appearance of the children they can increase the risk of alimentary upheavals.
Moreover, girls with alimentary upheavals frequently have extremely critical parents and brothers. When ' is compared; ' families of anorexia' ' with ' ' families psicossomticas' ' , the results are sufficiently interesting, therefore the dynamic if are similar very. The familiar interaction would be characterized by the superprotective education of the children and by the very close linking between the generations. The style of communication and interaction, in the families of this type, would be provoked by the alterations of the social conditions and the hierarchy of values, among others factors more, resulting in modifications of the structures and the role played for the individual, inside of the family.