Neighborhood and physical activities of Portuguese adolescents

نویسندگان
چکیده

برای دانلود باید عضویت طلایی داشته باشید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Neighborhood and physical activities of Portuguese adolescents

BACKGROUND This study examines associations between perceptions of neighbourhood environment and physical activity and sports within Portuguese adolescents. METHODS The sample consisted of 4,877 individuals of both genders, with an average age of 14 years. The instrument used was the Health Behavior School-aged Children questionnaire. RESULTS Perceptions of the neighbourhood being unsafe fo...

متن کامل

determination of some physical and mechanical properties red bean

چکیده: در این تحقیق، برخی خواص فیزیکی و مکانیکی لوبیا قرمز به-صورت تابعی از محتوی رطوبت بررسی شد. نتایج نشان داد که رطوبت بر خواص فیزیکی لوبیا قرمز شامل طول، عرض، ضخامت، قطر متوسط هندسی، قطر متوسط حسابی، سطح تصویر شده، حجم، چگالی توده، تخلخل، وزن هزار دانه و زاویه ی استقرار استاتیکی در سطح احتمال 1 درصد اثر معنی داری دارد. به طوری که با افزایش رطوبت از 54/7 به 12 درصد بر پایه خشک طول، عرض، ضخام...

15 صفحه اول

Low-income neighborhood barriers and resources for adolescents' physical activity.

PURPOSE To investigate factors of low-income neighborhoods and households on physical activity with a sample of adolescents from low-income neighborhoods. METHODS Middle-school-aged youth (n = 74) from a low-income neighborhood completed self-report surveys. Measures include vigorous exercise frequency, neighborhood hazards, after-school time demands, availability of facilities, quality of fa...

متن کامل

Physical Activity, Overweight, and Perceptions of Neighborhood Environments Among Portuguese Girls.

BACKGROUND The purpose of this study was 1) to compare physical activity levels according to body-mass index; 2) to determine which, if any, neighborhood perceived attributes were related to overweight. METHODS The sample comprised 610 girls age 14.7 ± 1.6 y. Girls were grouped into normal weight and overweight. Environmental variables and physical activity were assessed by questionnaire. R...

متن کامل

Energy costs of physical activities in children and adolescents.

PURPOSE The primary aim was to determine the energy expenditure (EE: kcal.kg(-1).h(-1)) in terms of caloric cost and metabolic equivalents of activities commonly performed by children and adolescents. Secondary aims were to determine at what age and pubertal developmental stage values approach those of adults. METHODS In this descriptive study, 295 volunteer youth 8-18 yr of age completed 18 ...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

ژورنال

عنوان ژورنال: International Journal of Behavioral Nutrition and Physical Activity

سال: 2010

ISSN: 1479-5868

DOI: 10.1186/1479-5868-7-33