around 75% of civilians have experienced at least one traumatic event in their lives, and this number is considerably higher in many parts of the world, as well as in military veterans and first responders. of those exposed to trauma, 15-25% will develop posttraumatic stress disorder (ptsd).  ptsd extracts enormous economic, health, and quality of life cost. thus, it is critical to understand m...

Nuclear power remains one of the most accessible choices in addressing environmental and social concerns due to continuously increasing energy needs around world. While it an excellent source its low price level emissions, potential accidents remain a serious problem. An example such is recent accident Fukushima Daiichi Power Plant (2011), which reminded world risks nuclear consequences continu...

background: the purpose of the present study was to explore further the cross-cultural validity, consistency, and replicability of faidss among students when assessing hiv/aids-related stigma and fear of people living with hiv/aids (plwha) in lagos metropolis. methods: using a purposive method, participants in lagos metropolis were surveyed using a questionnaire and concep­tualization derived f...

background: ionizing radiation is present in all environment of the earth’s surface, beneath the earth and in the atmosphere. human beings are exposed to external radiation from their surroundings naturally and also to internal radiation from food, water and air they consume. then, it is important to measure and develop knowledge about radiation. objective: this study is designed to evaluate th...

background: natural radioactivity in materials under certain conditions can reach the hazardous radiological levels. so, it becomes necessary to study the natural radioactivity in different materials to assess the dose for the population in order to know the health risks and to have a baseline for future changes in the environmental radioactivity due to human activities. materials and methods: ...