[Study of overweight and obesity in a population of urban school children in Sousse, Tunisia].

Aim: The aim of this study was to assess the prevalence of obesity and overweight and their relationship with cardiovascular disease risk factors.

Methods: Epidemiological survey based on a representative sample of 1569 urban school children of Sousse, Tunisia.

Results: Overweight (BMI > or = 25) was significantly higher in girls (16.