“…BMI was always used to measure the obesity degree, and a wide range of cut-off points were identified: 22 studies used the Extended International (IOTF) cut-offs , seven the 90 th and 97 th percentiles (OW and OB respectively) [45][46][47][48][49][50][51] , seven cut-off points from their countries (Czech Republic, Mexico, Poland, Taiwan and USA) 18,[52][53][54][55][56][57] , six the World Health Organization cut-offs [58][59][60][61][62][63] , six the Centers for Disease Control and Prevention cut-offs [64][65][66][67][68][69] , one the National Institute of Health cut-offs 70 , and one did not report it 71 . Regarding postural alterations, four articles studied forward head [72][73][74][75] , five rounded shoulder 18,19,72,73,76 , 12 thoracic hyperkyphosis 10,18,23,34,59,70,72,74,75,77-79 , 14 lumbar hyperlordosis 18,20,23,34,48,59,72,74,<...>…”