the extent of groundwater arsenic (as) contamination and associated health-risks were studiedin the four villages: chaukia and terahrasiya (vaishali); mamalkha and masharu (bhagalpur) in bihar, india.groundwater samples were tested using the standard silverdiethyledithiocarbamate method at 520nm bythermo uv-1 spectrophotometer. the as levels in both the districts exceeded the who standard of 10...

background: life style is an important element to prevent the cancer. therefore, this study aimed to determine life style risk factors of tehran citizens as well as to prevent cancer. methods: this study is a descriptive - analytic research with sample size of 2500 tehran citizens. the study data was collected via a questionnaire that contained 2 parts: demographic and questions related to life...

background: several effects of volatile organic compounds (vocs) have been recognized such as toxic and carcinogenic human health effects. to evaluate cancer risk of benzenes air samples were taken, at an automobile manufacturing painters in tehran following inhalation exposure. methods: to perform this study, cross-sectional was done in 2016. sampling was carried out by active pump sampler usi...

background: turkey, especially the northern part of it, was one of the countries which were contaminated by the chernobyl accident.  rize is a city located in the northeastern district of turkey which was heavily influenced by the chernobyl nuclear accident. materials and methods: in this study, the activity concentrations of natural (226ra, 232th, 40k) and artificial (137cs) were measurements ...

background: colorectal cancer (crc) is the third common malignancy all over the world. modern life styles affecting nutritional habits have been providing a potential impact on crc. this study aims to assess the nutritional characteristics in crc patients of golestan province, northeast of iran. methods: all incident crc cases (n=47) in northeast of iran (2004-2005) and a matched number of heal...

naturally occurring radionuclide of terrestrial origin (also called primordial radionuclide) are present in various degrees in all media in the environment, including the human body itself. their concentrations in environment decrease continually by decaying. the main objective of this study is to evaluate the radioactivity levels and health risks due to terrestrial radionuclide in soil of yal...

background & aim: evaluation of prevalence of risk factors for breast cancer in different regions of iran and identification of their significant effect on this disease can promote the prevention and reduction of breast cancer incidence. therefore, this study aimed to evaluate the prevalence, demographic characteristics, and frequency of the risk factors of breast cancer during 10 years. method...

conclusions our study revealed that patients with the diagnosis of breast cancer have greater bpe in comparison with control group. the results may be indicative for higher probability of developing breast cancer in patients with higher bpe. therefore, ce-mri could be a useful tool for breast cancer risk assessment. objectives background parenchymal enhancement (bpe) on contrast-enhanced magnet...

the extent of groundwater arsenic (as) contamination and associated health-risks were studiedin the four villages: chaukia and terahrasiya (vaishali); mamalkha and masharu (bhagalpur) in bihar, india.groundwater samples were tested using the standard silverdiethyledithiocarbamate method at 520nm bythermo uv-1 spectrophotometer. the as levels in both the districts exceeded the who standard of 10...