Purpose: Physical education (PE) is an important context for promoting health-related cardiorespiratory fitness (CRF) in youth. Within PE, the lesson context and teacher behavior may be relevant for the promotion CRF; however, evidence is scarce. Therefore, the purpose of this study was to assess whether students' CRF improvement in a school year…

The purpose of this study was to examine youth physical activity (PA) in free-time periods during high school days and their contribution to total PA. Differences in terms of sex, age, body mass index and school level were assessed in a sample of Portuguese adolescents. Participants totalled 213 (135 girls), aged 14.6 ± 1.7, from two different…

Background: Children spend most of their awake time at school, and it is important to identify individual and school-level correlates of their physical activity (PA) levels. This study aimed to identify the between-school variability in Portuguese children PA and to investigate student and school PA correlates using multilevel modeling. Methods:…

The feeding habits acquired during childhood and adolescence have important implications on the health state of individuals, and their physical and emotional well-being. According to WHO (1993), one of the most serious problems that young people face is the excessive consumption of certain types of food that are less healthy. On the other side,…