Introduction: The terms overweight and obesity refers to a set of medical conditions which it can be had multiple health problems.Purpose: The purpose of this study was to examine effectiveness of cognitive-behavioral therapy on mental health and psychological flexibility in individuals with overweight.Method: The present study was administered with a quasi-experimental design with pretest, posttest, follow up and control group. Statistical society included all of individuals with overweight that were clients of nutrition clinics and sport clubs of Esfahan city, in 2014 that among them 40 persons selected by convenience sampling and assigned randomly in one experimental group (n=20) and one control group (n=20).8 sessions of cognitive-behavioral therapy (each of them was 2 houres) performed for experimental group while control group received no intervention. General Health Questionnair-12 (GHQ-12) and Acceptance and Action Questionnaire for Weight related problems (AAQW) used as the instruments of the study in pre-test, post test and follow up stages for two groups. Data analyzed through ancova and Mann- Witney U test.Results: Results showed that cognitive behavioral therapy caused to significant improvement of mental health and reduction of psychological flexibility in post-test. These effects maintained in follow up stage.Conclusion: Based on the results of this study, cognitive behavioral therapy can considered as an efficient intervention to improvement of mental health in individuals with overweight.However Based on the results of this study, the claim of acceptance and commitment therapy approach confirmed as reduction of psychological flexibility in procedure of cognitive behavioral therapy.

Background and Aim: Childhood obesity is one of the most important health problems in developed and developing countries that may result from the parents’ overweight. This study aimed to compare the status of obesity and overweight in the children of overweight or obese mothers with the children whose mothers were not overweight or obese.Material and Methods: In this cross-sectional study, 249 elementary-school children from Bijar, Kordestan, Iran were selected using simple random sampling. Children's food intake and physical activities and mothers' and children's anthropometric (weight and height) indices were measured by standard method. The relationship between overweight or obesity of the mothers with overweight or obesity of the children was assessed and analyzed by logistic regression.Results: Body mass index (P value<0.01) and maternal age (P value<0.01) were significantly higher in the children of overweight or obese mothers compared to children whose mothers were not overweight or obese. No significant differences were found between the two groups of children in regard to energy intake, physical activity, and consumption of the main food groups. overweight or obesity of the mothers significantly increased the risk of overweight or obesity in the children after adjustment for age, sex, physical activity, energy intake, and maternal age. (Odds ratio: 3.00, P value=0.04).Conclusion: According to the results of this study, overweight or obesity of the mother can be associated with the likelihood of overweight and obesity in the school age children in rural areas and this relationship is independent of energy intake, physical activity, and consumption of different food groups.