Eating disorder predisposition toward eating disorders as a result of Mendelian inheritance. Twin studies have found a slight instances of genetic variance when considering the different criterion of both anorexia nervosa and bulimia nervosa as endophenotypes contributing to the disorders as a whole. A genetic link has been found on chromosome 1 in multiple family members of an individual with anorexia nervosa. An individual who is a first degree relative of someone who has had or currently has an eating disorder is seven to twelve times more likely to have an eating disorder themselves. Twin studies also show that at least a
Emotional eating Those who experience this biologically instigated increase in appetite during times of stress are therefore primed to rely on emotional eating as a coping mechanism. Emotional eating differs from actual hunger in a number of ways. Emotional hunger tends to hit quickly and suddenly and feels urgent, yet physical hunger is usually not as urgent or sudden unless it has been a while since a person ate. Someone who is physically hungry will often eat anything, while someone who is emotionally hungry will want something specific, such as fries or a pizza; emotional hunger is usually associated with cravings for