Mobile phones play an important role in our daily lives. But why are they so popular? Almost everyone owns a mobile phone nowadays as they think that it is an essential tool. People without a mobile phone are thought of as eccentric. There must be reasons why we have become so dependent on mobile phones.
Firstly, they are portable. Therefore, it is convenient for us to carry mobile phones and keep in contact with others at any time. We use them very often. For example, when we are outdoors, where there are no telephones, we can use our handy mobile phone. Secondly, mobile phones enable us to call for help during times of emergency. For instance, if you are involved in an accident or if you witness a crime taking place, you can call the police immediately using your mobile phone. There have been some cases in which the police made use of the victims' cell phones' networks to locate the kidnappers.
Some people feel uncomfortable or handicapped without their mobiles as they have become a necessity in our daily lives. This is mainly due to the convenience of mobiles and their varied functions such as MP3 players, radios and games. Mobiles are not only a great time-saving device, but they are a source of entertainment too.
On the other hand, there are disadvantages of using mobile phones, too. Although mobile phones are convenient, they can belost easily since they are quite small. Talking on mobile phones can also be expensive because we need to pay high roaming costs when we are overseas. In addition, mobiles are believed by some people to give out radioactive waves and some scientists believe that this radioactivity can cause brain tumors or damage our ears. There is still no solid evidence to prove that mobile phones are safe to use. Another problem is that people can easily become addicted to mobile phones since they are now multi-purposed with different functions. The convenience of...