Food addiction has become a subject of increasing interest recently, particularly in societies where the prevalence of obesity is increasing. In individuals consuming excessive carbohydrates, it is suggested that the behavior of consuming these foods is transformed into a kind of addiction, and it is reported that the attitudes observed in these individuals can be common with the basic symptoms that are constantly observed in substance addiction. The suggested dysfunction of reward system which proposed to be related with food addiction tried to be supported by clinical and experimental studies. In this review, food addiction will be defined, and clinical overlaps, probable etiologic factors and treatment options will be discussed.