Winnie Perez Pd. 4 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
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Health Issues Do cell phones pose a health hazard? Many people are concerned that cell phone radiation will cause cancer or other serious health hazards. The weight of scientific evidence has not linked cell phones with any health problems. Cell phones emit low levels of radiofrequency energy (RF). Over the past 15 years‚ scientists have conducted hundreds of studies looking at the biological effects of the radiofrequency energy emitted by cell phones. While some researchers have reported biological
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Introductin Mobile phones are one of the most common information access devices with almost 31% of the global population having access. This exploratory study investigated usage patterns of‚ and attitude about‚ cell phones among university students in a mature market (United States) and a rapidly growing new market (India) by surveying students in each country. Key findings from the study include similarities in the usage of phones to communicate with others and in the perception of mobile phone usage
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Must we use mobile phones all the time? In this century‚ there are lots of people using mobile phones‚ from the young to the old‚ from the have to the have-not. Mobile phones can have positive effects if we use it well. But there are many people who misuse them‚ especially students. Most of them can never separate from their mobile phones. In fact‚ using mobile phones all the time can make us procrastinate doing things like eating and praying‚ forget to study‚ and even suffer from cancer. The
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situation where the mobile phone did not exist‚upto to today when almost everyone has one and it has become a necessity This essay will discuss the Mobile phone and look at its origins and analyse how it has evolved over time to become a necessity in the present day. A Mobile Phone or cellular phone is a device that is used to make and receive telephone calls over a radio link over a wide geographical area.It does this by connecting to a cellular network provided by a mobile Phone operator like MTN
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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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phone is a good technology which is not lacking from our lives. This report will discuss the advantages and disadvantages of using mobile phones. Today‚ mobile phone has become popular to everybody since it is very convenient. The most advantage of having a mobile phone is you can communicate to your family and your friends no matter what where you are. For instance‚ you can contact easily to your friends by calling or sending messages everywhere without electricity. It is maybe the main reason
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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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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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I do agree that students should be allowed to bring their mobile phones to school. * In a day and age where everyone relies heavily upon modern technology for communication‚ cell phones are a good thing to have‚ especially for high school students. * Many students have after-school activities‚ such as a sport or a club that they participate in after school hours‚ when most people‚ including the office staff‚ have already gone home for the day. The students need a way to contact their parents
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