Objective: Health risk appraisal is often utilized to modify individual’s health behavior, especially concerning disease prevention, and web-based health risk appraisal services are being provided to the general public in Korea. However, little is known about the psychological effect of the health risk appraisal even though poorly communicated information by the web-based service may result in ...

The aim of this study was to investigate the relationships between exposure to behaviors identified as workplace bullying and self-report measurements of psychological and psychosomatic health complaints. Secondly, we investigated whether these relationships were mediated by the state negative affectivity of the victim. Thirdly, we investigated the extent to which generalized self-efficacy mode...

background pregnancy is associated with physical and psychological changes in pregnant women. thus, we evaluate the effectiveness of stress management training with cognitive-behavioral approach on psychological aspects of primiparous women including state/trait anxiety, pregnancy anxiety and mental health. material and methods this research is a quasi-experimental study with pre and posttest. ...

OBJECTIVE Several studies have shown a baker's yeast beta-1,3/1,6-d-glucan, extracted from Saccharomyces cerevisiae, is effective in reducing the incidence of cold and flu symptoms. This study evaluated the effect of a specific beta-glucan supplement (Wellmune) on upper respiratory tract symptoms and psychological well-being in women with moderate levels of psychological stress. METHODS Healt...

The purpose of this study was to determine the correlation of perceived stress with selected physiological and psychological factors in an HIV-infected, predominantly African American population and to assess the multivariable effects on perceived stress. The variables that correlated significantly with perceived stress were entered into a backward stepwise regression model. Pearson’s r analysi...

This paper presents a new method for the autonomous construction of hierarchical action and state representations in reinforcement learning, aimed at accelerating learning and extending the scope of such systems. In this approach, the agent uses information acquired while learning one task to discover subgoals for similar tasks. The agent is able to transfer knowledge to subsequent tasks and to...

Objective Antenatal anxiety or maternal stress is a prevalent chronic mental disorder in pregnant women. We assessed the effect of maternal stress because of positive aneuploidy screening results on the alteration of uterine artery’s blood flow. MaterialsAndMethods A prospective cohort (one sample) study as a pilot study was done at a hospital in Tehran. Sixty pregnant women who were candidates...