com/1471-2458/11/66 RESEARCH ARTICLE Open Access Mobile phone use and stress‚ sleep disturbances‚ and symptoms of depression among young adults - a prospective cohort study Sara Thomée1*‚ Annika Härenstam2‚ Mats Hagberg1 Abstract Background: Because of the quick development and widespread use of mobile phones‚ and their vast effect on communication and interactions‚ it is important to study possible negative health effects of mobile phone exposure. The overall aim of this study was to investigate
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A mobile phone (also known as a cellular phone‚ cell phone and a hand phone) is a device that can make and receive telephone calls over a radio link while moving around a wide geographic area. It does so by connecting to a cellular network provided by a mobile phone operator‚ allowing access to the public telephone network. By contrast‚ a cordless telephone is used only within the short range of a single‚ private base station. In addition to telephony‚ modern mobile phones also support a wide variety
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Are mobile phones a blessing or a curse? Mobile phones can either be a blessing or a curse; this is determined by the way in which they are used. Since the late 1990’s there has been an increasing amount of concern over whether mobile phones can cause some types of cancer or infertility in men. The first mobile phone was invented by the American scientist‚ Martin Cooper‚ in 1973. Martin Cooper was an executive and researcher at Motorola who are today a major mobile phone producing company.
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Essay‚ "Mobile phones" Mobile phones have become an integral part of our everyday lives. But why are they so popular? Almost everyone nowadays has a mobile phone‚ and everyone thinks it is a necessary tool. People without mobile phones are considered to be strange. But there must be reasons why we have become so dependent on mobile phones. Firstly‚ they are compact. Thus‚ they are convenient to carry and contact with others at any time. We use them very often. For example in the street‚ where
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Have mobile phones caused more problems in our society that benefits they have brought? First of all‚ Mobile phone has many disadvantages to human health. According to researchers‚ the electromagnetic waves are the cause of insomnia‚ difficulty in concentration‚ fatigue‚ headache‚ rise in blood pressure and cancer. The American Journal of Epidemiology published a study from research author Dr. Siegal Sadetzki‚ a cancer specialist at Tel Aviv University found people who use a mobile phone for hours
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Disadvantages of mobile phone In this era‚ the prosperity of advance technology is blossoming like mushrooms growing in the back yard. Meanwhile‚ invented in 1973 by Martin Cooper‚ mobile phones nowadays are becoming one of the most popular pieces of technology and nearly everyone own a cell phone. Nonetheless‚ mobile phones bring not only easiness in communication area‚ but also many negative effects. Therefore‚ I am convinced that negative health effects‚ the effect on children and the infertility
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Plan Should mobile phones be allowed in school? 1.Introduction: Your opinion should be obvious from your introduction. Try to avoid writing something like this: “In this essay I am going to write about whether science is a good idea. I think it is.” Don’t forget to show both sides of the argument. Example: In this modern age‚ mobile phones have become an integral part of people’s life especially young adults. About 75 per cent of 12-17 year-olds now own mobile phones according to Pew
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CULTURAL AWARENESS How are mobile phones changing the way people maintain relationships? INTRODUCTION Mobile phones are increasingly taking a major role in the communication revolution and the use of the mobile phone is an immensely significant social and cultural phenomenon‚ hence over the years‚ the telephone has dramatically changed how people live their lives‚ see their world and communicate. As we read in Ferraro ( 2002: 29 ) “all cultures experience continual change”‚ however nowadays
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Many children these days have their own mobile phones. What are advantages and disadvantages? Give your own opinion. In this high-tech fast world‚ undeniably‚ mobile phones became an inevitable part of everybody’s life without any age limit. Although‚ it has lots of merits‚ in my point of view‚ the intense use of mobile phones among children may be discouraged because of its adverse impacts on them. To begin with‚ mobile phones have numerous benefits. Presently‚ it is not merely a simple
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mobile phone (also known as a cellular phone‚ cell phone‚ and a hand phone) is a phone that can make and receive telephone calls over a radio link while moving around a wide geographic area. It does so by connecting to a cellular network provided by a mobile phone operator‚ allowing access to the public telephone network. By contrast‚ a cordless telephone is used only within the short range of a single‚ private base station. In addition to telephony‚ modern mobile phones also support a wide variety
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