نتایج جستجو برای: mobile phone use

تعداد نتایج: 1930278  

Journal: :journal of research in medical sciences 0
maryam amidi mazaheri mojtaba karbasi

background: with regard to large number of mobile users especially among college students in iran, addiction to mobile phone is attracting increasing concern. there is an urgent need for reliable and valid instrument to measure this phenomenon. this study examines validity and reliability of the persian version of mobile phone addiction scale (mpais) in college students. materials and methods: ...

Journal: :journal of biomedical physics and engineering 0
s a r mortazavi m haghani s zarei n rastegarian n alighanbari m haghparast

mobile phones, mobile phone base stations, cordless phones and power lines are among the main sources of our daily exposures to radiofrequency electromagnetic fields (rf-emf). today, a large proportion of children aged eight and under has used smart phones and tablets for media activities such as playing online games, watching videos or using different applications. over the past several years,...

Background and purpose: Communication technologies have a dual effect on human health and life. In fact beside their major role in improving human well-being, they also have harmful consequences. This research aimed at studying media technologies and their relationship with health related quality of life in students. Materials and methods: In this cross-sectional study, a total of 567 high sch...

Journal: :مجله دانشگاه علوم پزشکی کرمانشاه 0
javad baharara dept. of biology, faculty of science, islamic azad university, mashhad branch farhang hadad dept. of biology, faculty of science, ferdowsi university, mashhad mohammad-ali shariatzade dept. of biology, faculty of science, arak university, arak mariam amirahmadi dept. of biology, faculty of science, islamic azad university, mashhad branch

background: in recent years, the widespread use of microwave producing instruments specially mobile phones; result in growing concern regarding the possible effects associated with these waves on human health. in the present study investigated the genotoxic effects of mobile phone radiation in adult mice (balb/c) and their embryos. methods: in this experimental research pregnant mice were irrad...

Ali Babaie Amir Hossein Ganj-Karimi Asadollah Habib, Atefeh Pour-Abedi Razieh Samimi-Doost Seyed Mohammad Javad Mortazavi

Dear Editor,Lack of ionizing radiation and the low level energy emission from cell phones initially led to a public perception that use of mobile phones is safe. However, the dramatic increase in the use of cell phones has generated great concerns about their potential adverse effects. We have previously found no association between self-reported illness symptoms and the exposures to microwave ...

Agwu N. M. Anuakpado P. A Obasi R. O. Oteh O. U

The place of information in addressing market access and participation limitation, which hinders farmer’s welfare and poverty reduction efforts in many developing countries, cannot be over-emphasized. This study therefore examined the use of mobile phone in the marketing of food crops among farming households in rural south east, Nigeria. A multi stage sampling procedures was used in the select...

Journal: :Journal of electromagnetic engineering and science 2015

Journal: :iranian journal of management studies 2013
seyed yaghoub hosseini manijeh bahreini zadeh alireza ziaei bideh

because of the need to develop specific measurement scales for different services industries, this study aimed to empirically develop a reliable and valid model specifically for measuring mobile telecommunication service quality. a multidimensional measurement model (ms-qual) has been proposed based on an extensive literature review and then, to assess the model validity, convergent and discrim...

Journal: :journal of biomedical physics and engineering 0
smj mortazavi x gholampour m haghani g mortazavi ar mortazavi

mobile phones are two-way radios that emit electromagnetic radiation in microwave range. as the number of mobile phone users has reached 6 billion, the bioeffects of exposure to mobile phone radiation and mobile phone electromagnetic interference with electronic equipment have received more attention, globally. as self-monitoring of blood glucose can be a beneficial part of diabetes control, ho...

Journal: :Emerging Health Threats Journal 2008

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