The linkages between self-regulation in childhood, risk proneness in early adolescence, and risky sexual behavior in midadolescence were examined in a cohort of children (N = 518) from the National Longitudinal Survey of Youth. The possible mediating role of two early adolescent variables (substance use and negative peer pressure) was also examined. Self-regulation was assessed by maternal repo...

Under the perspective of the Theory of Planned Behavior, the objective of this study was to know the gender differences in the variables involved in the use of effective preventive measures in sexual relations against HIV in a sample of university students from Spain and Portugal. Furthermore, it is examined whether these factors produce different predictions concerning the adoption of safe sex...

Objective Opioid consumption has been widely increasing across the globe; however, it can cause adverse effects on the body. Morphine, an opioid, can reduce sex hormones and fertility. Withania somnifera (WS) is a traditional herb used to improve sexual activities. This study strives to investigate the effect of WS on sex hormones and gonadotropins in addicted male rats. MaterialsAndMethods In ...

Brassinosteroids (BRs) are plant hormones that regulate growth and development. They share structural similarities with animal steroids, which are decisive factors of sex determination. BRs are known to regulate morphogenesis and environmental stress responses, but their involvement in sex determination in plants has been only speculative. We show that BRs control sex determination in maize rev...

objective: opioid consumption has been widely increasing across the globe; however, it can cause adverse effects on the body. morphine, an opioid, can reduce sex hormones and fertility. withania somnifera (ws) is a traditional herb used to improve sexual activities. this study strives to investigate the effect of ws on sex hormones and gonadotropins in addicted male rats. materials and methods:...