It is forbidden to bring mobile phones into the campus to hand-write newspapers.

1. People can access the Internet more conveniently, without having to take a computer to connect to the network cable. The convenience this brings to people's lives is visible. It has changed people's way of life, and will certainly develop in a smarter direction.

2. Because of the development of mobile phones, all kinds of applications have also entered people's field of vision. Among them, learning is one of them. You can use the dictionary application on your mobile phone to look up words, or watch an open class. Let everyone's study come into life.

3. Get the latest global information. There is no need for people to order newspapers or anything. Of course, it is obviously impossible to replace newspapers and magazines at present, and newspapers and magazines may be more important to businessmen.

Second, the shortcomings:

1, radiate the body; As we all know, mobile phones have radiation effects. When the magnetic field of mobile phone is close to human body for a long time, our bones will deform and bend to produce pain symptoms. The radiation of mobile phones will also affect the development of the brain, which will lead to mental decline in the long run.

2. Distraction; The harm of mobile phones goes far beyond physical harm. Walking and playing with a mobile phone will distract attention, which will lead to inattention, affect work efficiency and even cause accidents.

3. Hearing loss; Using mobile phones for a long time may affect our hearing, and if the voice of double calls is too loud, it may lead to hearing loss. Many people use mobile phones as a tool to watch videos and listen to music for a long time. If you wear headphones, it will affect our overall hearing, which is not conducive to the good development of our eardrums and even lead to hearing loss.

4. Reduce the quality of sleep; When we sleep at night, our mobile phones are put aside. After we enter the dream, the radiation of the mobile phone will start to invade our brain, stimulate the normal development of the brain, wake up the nervous system of the brain, so as to make people's minds clear and the quality of sleep decline. Therefore, when you sleep at night, try not to use your cell phone or put it near your head.

5. Finger syndrome; Chatting with mobile phone for a long time, whether it is QQ chat or SMS chat, when typing, two thumbs often control the screen of mobile phone. If you talk for a long time, you will have finger-thumb syndrome, your fingers will bend inward, and your fingers will start to loosen, leading to numbness, pain, soreness and other adverse reactions, so you must use your mobile phone moderately.

6. Mobile phone dependence; For a long time, when we are free, we will take out our mobile phones to entertain ourselves. Over time, we will become dependent on mobile phones, which is imperceptible.

How to prevent cell phone addiction

First, I have a job and my own pursuit. When a person pursues something and works hard, he won't just play with his mobile phone every day.

Second, understand the disadvantages of being addicted to mobile phones. For example, watching TV plays and playing games for a long time. Once you watch too much, it will affect people's work, life and health.

Third, because cyber crimes are invisible and intangible, many criminals find opportunities to do bad things. Therefore, everyone must pay attention to prevent scammers.

Fourth, make more friends in life. Because of the internet, you don't know whether he is a man or a woman, whether he is true love or false love, so pay attention to being cheated.

Fifth, get rid of bad habits. For example, play mobile phones while charging, and don't play mobile phones for a long time; Don't answer the phone while charging.

Sixth, don't rely too much on mobile phones to make money. Just to earn some pocket money. What really matters is making money in real life to support the family.

Seven, don't read novels online for a long time. Because novels are not reality, don't indulge, read them slowly if you like, otherwise it will be bad for people's health.