“…In fact, to date, only few identified variables were found to significantly and positively predict successful weight reduction and its maintenance, including: continuous professional support, 1,8,10 adherence to physical active lifestyle 2,[10][11][12][13][14][15] and the presence of a medical trigger for weight loss. 8 Additional potential predictors of successful weight reduction outcome were identified; however, to date, there is inconsistency or lack of studies regarding the contribution and significance of these additional variables: gender, 1,9,[14][15][16][17] age, 4,9,[12][13][14]16,18 ethnicity, [11][12][13][14]16 socioeconomic status, 12,14 marital status, 14,18 baseline BMI, 1,11,13,16,17 smoking status, 6 blood glucose, 5 lipids, thyroid-stimulating hormone (TSH) levels, use of medications and blood pressure. 17 To date, most studies related to identifying predictors of weight reduction and maintenance were designed and followed in a clinical setting, which is less relevant to prolonged maintenance of weight reduction, mainly due to the high number of people who do not adhere to prolonged weight loss programs.…”