In September 1999 an investigation of pre-school and youngest school children population was conducted. In included 5 pre-school objects and two primary school in the centre of Novi Sad the part of the town which was exposed to heavy bombardments during the aggression. The aim of this investigation was to examine the stature, body mass and chest circumference among boys and girls of certain age and to establish the way of living during aggression. The results have shown that among the boys aged 3-10 recorded stature is from 100,30 cm to 139,67 cm, body mass from 16,37 kg to 33,94 kg, and chest circumference from 55,28 cm to 68,09 cm. The recorded stature among the girls of the same age is from 97,78 cm to 140, 1O cm their body mass from 15,59 kg to 35,33 kg; the chest circumference varies from 53,46 cm to 68,53 cm. The questionnaire has shown that the largest percentage of the mothers did not work at that time, they spent most of the time with their children, the whole family being together, with the usual diet while only a small number of children spent night in some of the air raid shelters. That obtained results have shown no significant changes in the growth and development of children for the time being. However, it would be desirable to continue with this kind of investigation in the order to record the changes that may appear as a result of worse quality of living conditions.