With the advent of new technology, the way of communication has also changed. In earlier times, pigeons were used as a medium of communication. Later, written messages were sent through letters. In time, the telephone was invented, and today the era of wireless communication began, giving rise to the mobile phone. Mobiles are the latest and most advanced invention and have become a common way to communicate today. A wide range of mobile phones, portable and wireless electronic devices are the means of communication. But a few years ago, when mobile phones were not so common, the device was expensive and beyond the reach of the common man, and the communication cost was very high for the user. But as the use of mobiles has increased, their cost has come down considerably, and this factor has helped a lot in making them available to the common man. Mobile phones are now cheap, very easy to use, and comfortable and equipped with advanced features that we desire. Mobile is now the first choice of everyone, be it an old person or a child. It is now everyone’s main need and a status symbol. It is seen in every hand. Every day, new mobile models are introduced to impress the users. Enthusiastic users love the latest features in the new handsets. People love new ringtones, themes and wallpapers. Along with this, MP3, MP4 and video recording facilities, and internet facilities draw the users to the mobile world. The importance of mobile can be gauged from the reaction of people if they are asked to give up their handsets for a day. So their life has come to a coma, their life will be double if they are separated from their mobile. In this modern era, Japan’s mobile phone companies have introduced free apps to their users to quickly notify them of earthquakes and other natural disasters. To avoid an emergency, disaster response personnel can use signals from their mobile phones or small battery-fired detonators to locate trapped, injured or distressed people. Accessible through the phone’s Internet browser notifies the company if the user is safe or in trouble. There is no denying that smartphones have made life comfortable. Everyone is in touch with their family members, friends and loved ones. If we want to talk to someone, there is no need to write a letter and no need to wait for days for the message to be sent to the receiver, we just have to pick up the phone and press the number and start talking. Mobile phones are a convenient means of long distance communication. Mobile phones have made it easy to get help in emergency situations. Mobile phones help people in emergency situations. If you get stuck in the middle of the road or stuck in a building and there is no one to help, you can call for help with just one call through a mobile phone. With obvious convenience and quick access to help in emergencies big and small, mobile phones can be both economical and essential for these travelers. Who are always ready to help. Just like every coin has two sides, with every good there is evil, similarly mobile phones that provide benefits also bring harm. Using mobile phones while driving is common. It is generally agreed that the use of mobile phones while driving causes accidents. So we need to use hands - free set to avoid such dangers. Attention has been drawn to the harmful effects of electromagnetic fields generated by cellular phones on the human brain. Research has shown that microwave radiation from mobile phones can cause serious illnesses and physiological disturbances. This includes an increased risk of cancer and genetic damage, impaired brain function and other effects. Concerns about mobile phone radiation and health have been raised. Therefore, the headset should be kept at a suitable distance from the head and prolonged use of the mobile phone should be avoided. To avoid accidents.
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