BACKGROUND Low levels of physical activity and increased participation in sedentary leisure-time activities are two important obesity-risk behaviors that impact the health of today's youth. Friend's health behaviors have been shown to influence individual health behaviors; however, current evidence on the specific role of friendship networks in relation to levels of physical activity and sedent...

conclusions our findings revealed that aerobic exercise increases self-esteem. an improvement in educational, family, social, and general self-esteem scores was seen only in the experimental group. results the results showed that although the self-esteem average score was not significant before the intervention, it increased significantly in the experimental group. in the experimental group, th...

background: educational interventions to promote physical activity are one of the health priorities. a theoretical approach to promote and maintain physical activity is the transtheoretical model (ttm). this research was conducted to determine the effects of this model on students' physical activity habits in 2011. methods: this quasi-experimental study was conducted on 200 students in two grou...

background: regular physical activity (pa) has positive effects on physical, psychological and social health in the individual and the community. reduced pa is a major global problem that is increasing in prevalence every day. the present study aimed to determine the status of pa among adolescent girls and their perceptions of obesity prevention. materials and methods: the present descriptive-a...

BACKGROUND It has been generally assumed that activity-related parenting practices influence children's activity behavior and weight status. However, vice versa parents may also change their parenting behaviors in response to their perceptions of their child's activity behavior and weight status. This study examined the bidirectional relationships between activity-related parenting practices, a...

background: non communicable diseases (ncd) will account for 73% of deaths and 60% of the global disease burden by 2020. physical activity plays a major role in the prevention of these non‑communicable diseases. the stress involved in meeting responsibilities of becoming a physician may adversely affect the exercise habits of students. so, the current study aimed to study the practice of physic...

Introduction: Participating in regular physical activity has positive effects on the health and behavior of adolescents. Physical activity is multifaceted and has both interrelated psychological, biological and environmental effects. Therefore, this study was conducted to determine the level of physical activity of female students and its relationship with their socioeconomic status. Methods...