Our study is aiming to present the leading psychological factors associated to diabetes. A meta-analysis of the literature concerned to cognitive dysfunction as well as its critical discussion is offered. Still more waits to be done in isolating the impact of secondary factors associated with diabetes and their impact upon cognitive functioning. The role of depression, anxiety and life style in diabetes is outlined, together with several suggestions for clinical intervention.
KEY-WORDS: clinical psychology, health psychology, diabetes, cognitive dysfunction.