The environment contribution to gender differences in childhood obesity and organized sports engagement.

Objective: This study aims to analyze gender-specific associations between sports activity outside of school and obesity, observing to what extent the local built environment contributes to the patterns found.

Methods: A total of 2253 children aged 6.0-11.

Socio-demographic and behavioral risk factors associated with the high prevalence of overweight and obesity in Portuguese children.

Objectives: Childhood obesity is a public health concern in Portugal. Socio-demographic and behavioral factors are highly associated with obesity but are not clearly understood. This article aims to update the prevalence of overweight and obesity in Portuguese children and to explore the influence and risks of socio-demographic factors and behavioral factors.

Association between parental perceptions of residential neighbourhood environments and childhood obesity in Porto, Portugal.

Background: Portugal has one of the highest rates of childhood obesity in Europe. Few studies have explored the relationship between parents' perceptions of their residential neighbourhood (safety concerns and amenities of the built environment) and their children's weight status. This study aims to examine the associations between parents' perceptions of their residential neighbourhood and overweight/obesity among their children.