We examined evidence for friendship influences on children's physical activity (PA) through
systematic searches of online databases in May 2012. We identified 106 studies (25 …

This systematic review analyzed the prevalence of physical inactivity, sedentary behaviors
and unhealthy eating habits among Brazilian adolescents. Searches were conducted in five …

This study aimed to identify the prevalence of physical inactivity and associated factors in
adolescents, using a cross-sectional design with a sample of 1,455 adolescents (741 …

Objetivo: comparar a prevalência de fatores de risco para as doenças cardiovasculares em
universitários segundo o sexo. Metodologia: estudo transversal realizado com acadêmicos …

The family environment is key in influencing children's health behaviours. Encouraging
family co‐participation in physical activity may therefore be an effective approach to …

Background: Very few studies have comprehensively analyzed the physical activity of
children and adolescents in Brazil. The purpose of this article is to show the methodology …

A prática de atividade física (AF) é essencial à saúde e à qualidade de vida (QV). Objetivo:
Avaliar o nível de atividade física (NAF), a QV, fatores antropométricos e socioeconômicos …

Este trabalho teve o objetivo de analisar a associação entre atividade física e autoeficácia
em adolescentes. Realizou-se um estudo inquérito de base escolar com 1.698 …

The aim of this study was to summarize studies examining the prevalence of sedentary
behavior among Brazilian children and adolescents. A systematic review conducted on eight …

O objetivo foi investigar a interação dos fatores sociodemográficos na associação dos
fatores psicossociais com o transporte ativo para a escola. Foi realizado estudo transversal …