To what degree does being male or female influence the development of manual skills in pre-pubescent children? This question is important because of the emphasis placed on developing important new manual skills during this period of a child's education (e.g. writing, drawing, using computers). We investigated age and sex-differences in the ability of 422 children to control a handheld stylus. A...

Adolescent health and behaviors are influenced by multiple contexts, including schools, neighborhoods, and social networks, yet these contexts are rarely considered simultaneously. In this study we combine social network community detection analysis and cross-classified multilevel modeling in order to compare the contributions of each of these three contexts to the total variation in adolescent...

Although risk behaviours can threaten healthy youth development, reducing risks alone is not sufficient to help youth successfully negotiate adolescence. Promoting protective factors that buffer risk, such as family and school connectedness, community engagement and positive peer support, are also important for helping youth to thrive. Since 1992, the Adolescent Health Surveys conducted by McCr...

Changes in circulating levels of maternal serum transforming growth factor beta-1 (TGF-β1), collected from 98 women (AGA) at different gestational ages (10-38 weeks) were measured and comparisons were made between levels in pregnant and nonpregnant controls and also between 10 women with small-for-gestational age (SGA) and 7 with appropriate-for-gestational age (AGA) fetuses. Maternal serum TGF...

Facial skin ageing is caused by intrinsic and extrinsic mechanisms. Intrinsic ageing is highly related to chronological age. Age related skin changes can be measured using clinical and biophysical methods. The aim of this study was to evaluate whether and how clinical characteristics and biophysical parameters are associated with each other with and without adjustment for chronological age. Twe...

Marriage age is one of the important indexes to the mental and physical health evaluation in the society. The aim of this study is the knowledge of socio-economic factors related to increase of marriage age in Kermanshah City. The research is descriptive with questionnaire the age in age range is 25-39 in Kermanshah. 380 individuals were selected via Chocran cluster random sampling. The results...

Family as the smallest and the most fundamental structure of the society forms the basis and foundation of the society and in the meantime marriage itself can be considered as the basis and foundation of the family. Considering the importance of marriage, changing and transitions and creating disorder in the process of the marriage is a social problem which may be affected both the basis of the...

Background & aim: Studies have shown that puerperal sepsis is a major cause of maternal morbidity and the second cause of maternal mortality in the developing world. This study aimed to determine the incidence and management of puerperal sepsis among the women of reproductive age (i.e., 15-49 years) attending to two hospitals in Nandi County, Kenya. Methods: This descriptive, cross-sectional st...

Background & aim: Abortion is the third leading cause of maternal mortality. The attitude of women towards abortion is one of the most important factors involved in this issue. This study aimed to evaluate the attitude of women of reproductive age towards induced abortion. Methods This cross-sectional study was performed on 450 women of reproductive age in Fatemieh Hospital in Hamedan, Iran in ...