objectives: the present study has been conducted to determine the effectiveness of cognitivebehavioral group-therapy on the development of visually impaired adolescents' self-concept. methods: this study is a semi-experimental pre-test and post-test model. the study population consisted of visually impaired male students of the primary and secondary high school at the omid-e-mashhad educational...

A three-wave prospective design was used to assess a model of motivation guided by self-determination theory (Ryan & Deci, 2008) spanning the contexts of school physical education (PE) and exercise. The outcome variables examined were health-related quality of life (HRQoL), physical self-concept (PSC), and 4 days of objectively assessed estimates of activity. Secondary school students (n = 494)...

Individuals who are more physically active, compared to those less typically report favourable perceptions of their physical appearance and functioning (i.e., self-concept). However, there is limited empirical evidence examining how psychological processes associated with activity can affect the strength this relationship. In current study, controllability controllable attributions) was tested ...

This paper examines the relationship between dispositional goal orientations, the perception of different motivational climates and physical self-concept in physical education classes. An additional purpose was to examine the nature of these relationships among boys and girls. Eight hundred and eighty-four students from a large Spanish metropolitan school district were participants in this stud...

OBJECTIVE To pilot the use of a multidimensional/hierarchical measurement instrument called the self-description questionnaire II to determine whether specific areas of self-concept in a group of adolescents with cleft lip and palate would be affected by their condition when compared with a normative sample. PARTICIPANTS AND DESIGN The self-concept of 23 adolescents with a cleft of the lip an...

The purpose of this study was to test an explanatory model of the relationships between physical self-concept and some healthy habits. A sample of 472 adolescents aged 16 to 20 answered different questionnaires assessing physical self-concept, physical activity, intention to be physically active and consumption of alcohol and tobacco. The results of the structural equation model showed that per...

Changes associated with the Youth Fit For Life physical activity intervention were assessed with 5to 12-year-old children in after-school care (N = 477). Body mass index (BMI), strength, and flexibility significantly improved over 12 weeks. Initial BMI was negatively related to observed changes, r = -.29, p < .001. Significant within-group improvements in tension, vigor, and physical self-conce...