background: there are few epidemiological reports on adherence to physical activity (pa) and screen-time (st) recommendations among iranian children and adolescents at the provincial level. we used nationally representative data to provide recent prevalence estimates of iranian children who met the recommendations for pa and st.   methods: this nationwide study was conducted among 14,880 studen...

the aim of this study was to analyze the association between overweight prevalence and socioeconomic status (ses) measured by complex ses index and single ses factors in polish adolescents in respect to age and sex.this cross-sectional study was conducted in 2010-2011. a total of 1,176 adolescents aged 13.0-18.9 years were included. the respondents were students of junior-high and high schools ...

abstract background: one of the most critical periods of the life of a person is adolescence. during this period, individuals face many problems such as low self‑esteem. self‑esteem can be influenced by many factors such as school, friends, and inner personality, but it seems that the family has a crucial role in shaping self‑esteem. therefore, the present study aimed to determine the relations...

background: unhealthy nutritional behaviors are a threat to adolescents. in this regard, we compared different training methods through a participatory interventional study. materials and methods: through proportional random selection, 1823 female students were selected from 15 middle schools of tehran. following 2 years of intervention, nutritional habits of three different interventional grou...

background: despite growing interest in the public health of sexual minority, youth around the world due to the high rates of suicidal ideation and attempts in this population, few studies on the sexual orientation of korean adolescents have been conducted. therefore, this study investigated the relationship between the sexual orientation of korean adolescents and their suicide-related behavior...

background depression and anxiety can have a significant impact on prognosis in diabetic patients. in this study we evaluate how the effect of group learning on anxiety and depression in adolescents with type 1 diabetes at clinics of ahvaz jundishapur university of medical science. materials and methods  this study was carried out via a pretest- posttest design on the adolescent 11-21 ages with...

background: nutritional health and adequate physical activity (pa), especially in childhood and grow periods, have a substantial role in health. this study assessed the association of dietary behaviors (main courses and snacks intake) with pa in children and adolescents. materials and methods: using multistage random cluster sampling method, a representative sample of 14,880 school students wer...

background although osteoporosis is a disease of adulthood, it can start from childhood and adolescence. lifestyle, especially physical activity, mobility, and proper nutrition during adolescence are among the important osteoporosis preventive factors. therefore, this study aimed to determine related factors of physical activity preventive behavior of osteoporosis based on the health belief mod...

background: there is no information about the pattern of use of earphones and music players in iranian adolescents. the aim of this study was to assess the prevalence and pattern of the use of earphone and music player devices as a main risk factor for hearing loss in adolescents of tabriz city, northwest of iran. methods: in this cross‑sectional study in november 2011, 2,359 high school studen...

purpose: to evaluate the etiologies of excessive blinking in children and teenagers less than 18 years of age in hamedan, iran. methods: this study was performed during 2009-2010 as a cross-sectional study on 50 children and teenagers less than 18 years old who were referred to sheikh-al-reis and farshchian clinics in hamedan for abnormal and excessive blinking. ophthalmic and neurologic examin...