نتایج جستجو برای: mobile phone use

تعداد نتایج: 1930278  

2016
Lige Leng

The aim of the present meta-analysis was to identify whether there was a relationship between mobile phone use and risk of brain tumor. A comprehensive search strategy was developed, and studies were eliminated in a stepwise manner, based on the inclusion criteria. The current meta-analysis collected data from the 24 eligible studies to investigate the relationship between mobile phone use and ...

Journal: :Proceedings of SPIE--the International Society for Optical Engineering 2011
Junghoon Chae Insoo Woo SungYe Kim Ross Maciejewski Fengqing Zhu Edward J. Delp Carol J. Boushey David S. Ebert

As obesity concerns mount, dietary assessment methods for prevention and intervention are being developed. These methods include recording, cataloging and analyzing daily dietary records to monitor energy and nutrient intakes. Given the ubiquity of mobile devices with built-in cameras, one possible means of improving dietary assessment is through photographing foods and inputting these images i...

2011
Abbey G. White

Proper sleep length and quality are essential for physical and mental health and have found to be related to a variety of negative outcomes (Brown, Buboltz, &Soper, 2002). College is a time,a transition for individuals where they begin laying a foundation for their future and acquiring sufficient sleep is of great value. College students are recognized as one of the most sleep-deprived groups, ...

2013
Sevil Sahin Kevser Ozdemir Alaattin Unsal Nazen Temiz

OBJECTIVE To determine the mobile phone addiction level in university students, to examine several associated factors and to evaluate the relation between the addiction level and sleep quality. METHODS The study is a cross-sectional research conducted on the students of the Sakarya University between 01 November 2012 and 01 February 2013. The study group included 576 students. The Problematic...

2002
B. Hocking R. Westerman

Dysaesthesiae of the scalp after mobile phone use have been previously reported, but the basis for this has not been clear. We report a case of a 34-year-old journalist who complained of symptoms associated with use of a mobile phone. She agreed to a provocation study with her phone. Current perception threshold testing before and after exposure showed marked changes in the C-fibre nerves of th...

2013
Yoon-Hwan Byun Mina Ha Ho-Jang Kwon Yun-Chul Hong Jong-Han Leem Joon Sakong Su Young Kim Chul Gab Lee Dongmug Kang Hyung-Do Choi Nam Kim

BACKGROUND Concerns have developed for the possible negative health effects of radiofrequency electromagnetic field (RF-EMF) exposure to children's brains. The purpose of this longitudinal study was to investigate the association between mobile phone use and symptoms of Attention Deficit Hyperactivity Disorder (ADHD) considering the modifying effect of lead exposure. METHODS A total of 2,422 ...

Journal: :American journal of epidemiology 2006
Stefan Lönn Anders Ahlbom Helle C Christensen Christoffer Johansen Joachim Schüz Staffan Edström Gert Henriksson Jan Lundgren Johan Wennerberg Maria Feychting

Handheld mobile phones were introduced in Denmark and Sweden during the late 1980s. This makes the Danish and Swedish populations suitable for a study aimed at testing the hypothesis that long-term mobile phone use increases the risk of parotid gland tumors. In this population-based case-control study, the authors identified all cases aged 20-69 years diagnosed with parotid gland tumor during 2...

2016
Beth C Bock Ryan Lantini Herpreet Thind Kristen Walaska Rochelle K Rosen Joseph L Fava Nancy P Barnett Lori Aj Scott-Sheldon

BACKGROUND Existing instruments that assess individuals' relationships with mobile phones tend to focus on negative constructs such as addiction or dependence, and appear to assume that high mobile phone use reflects pathology. Mobile phones can be beneficial for health behavior change, disease management, work productivity, and social connections, so there is a need for an instrument that prov...

AR Mehdizadeh, M Haghani M Jalalipour MB Shojaei-fard N Alighanbari S Borzou S Jarideh, S Nematollahi S Taeb S Zarei SAR Mortazavi SMJ Mortazavi,

Background: Nowadays, mothers are continuously exposed to different sources of electromagnetic fields before and even during pregnancy.  It has recently been shown that exposure to mobile phone radiation during pregnancy may lead to adverse effects on the brain development in offspring and cause hyperactivity. Researchers have shown that behavioral problems in laboratory animals which have a s...

Journal: :International journal of cancer 2007
Anna Lahkola Anssi Auvinen Jani Raitanen Minouk J Schoemaker Helle C Christensen Maria Feychting Christoffer Johansen Lars Klaeboe Stefan Lönn Anthony J Swerdlow Tore Tynes Tiina Salminen

Public concern has been expressed about the possible adverse health effects of mobile telephones, mainly related to intracranial tumors. We conducted a population-based case-control study to investigate the relationship between mobile phone use and risk of glioma among 1,522 glioma patients and 3,301 controls. We found no evidence of increased risk of glioma related to regular mobile phone use ...

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