Nowadays, Internet has become an important part in the modern life. Besides the advantages, it also brings about many disadvantages that no one expects. First, Internet is so addictive and time-consuming. Using it sometimes makes you lose your sense of time and easily deep in meaningless things. For example, when you start studying at 7 o’clock, you have intention of using Internet for doing homework but then you are addicted to the entertainment websites and can not stop. As a result, it takes you a lot of time to finish work and makes you lazier and lazier. Second, some social networking sites contain potential risks, because they are not strictly controlled. Some websites can report the false and reactionary information, other ones even can take advantage of your belief then make money illegally. Last but not least, Internet affects harmfully to your health. It is undeniable fact that your vision is shorten so much when you use smartphone or computer so much. Moreover, it also results in some diseases, which relate to memory and skeleton, especially promote the senescence faster. Taking into consideration, Internet is not bad but everyone should uses it reasonably and effectively.

Speaking of the diseases of the century, the disease is a threat to the whole world, what will you think of? Cancer? Ebola? Spanish flu or AIDS? Diseases that are associated with physical pain, physical destruction. But have you ever thought that the devastation of the soul, the deviation in thought and action is the most frightening disease? Facebook addiction is one such disease - a disease that does not cause physical pain, but it does bring a lot of harm, a great alarm for today's society.
As we all know, science and technology with the rapid development has led to the birth of social networking sites. Speaking of them, we can not help but mention Facebook - a name that is no stranger to everyone. Facebook is a social networking site that allows users to post personal information, make friends, interact with people. No further discussion or comment, we can not deny the great benefits and roles that Facebook brings.
What is more amazing is that, thanks to it, two people in two different regions, geographically and space separated, can get together, make friends in the compatibility of interests, Use only with a telephone with Internet connection. What is more interesting when all the news about showbi, idol, friends, relatives are updated every minute, every second?
How many benefits Facebook has become enough magnets to attract people, especially the young. The more Facebook you use, the more attractive, interesting the invite. Passed on virtual emotions, few people recognize Facebook as a double-edged sword whose left side is slowly unfolding. And one of them is Facebook addiction that has been occurring, especially among young people.
Facebook addiction, it is a disease that users too dependent on this site. Just sit in front of a computer screen or hold your phone in the palm of your hand as if it were a habit, a natural reflex: access Facebook to follow friends, to comment, like, share, ... Facebook, sad up Facebook confide, fun also in the face to share joy.
During the day online, so when not accessible, Facebook addicts always feel uneasy, uncomfortable, empty as if nothing is burnt, heavier than unbearable and, in every way can satisfy needs to "surf his face".
Looking back on time, let's look at the history of social networking. 2004 marked the birth of Facebook. But by 2013, there were about 618 million active Facebook users, more than 30 billion shared news and hundreds of millions of images posted. For a very long time, Facebook has made a remarkable leap, becoming so popular and its spread so quickly that it's hard to control.
Accordingly, the number of Facebook addiction also increased dizzy. Gaining contacts, make friends, until we start looking back, we just realized concerns about Facebook addiction is rampant popularity with the harm not small. First of all, Facebook addicts are spending a great deal of their time on online Facebook: free time on the face, while working on the computer also take advantage of Facebook. Just eat on Facebook, even sleep time is cut for Facebook.
For students, too Facebook addiction will seriously affect the learning situation. Where is the time to learn when the news, the status of friends are also attractive? Where else to study when online chatted chit Facebook is not boring but to touch the book is sleepy, bored school? Learning goes down, they are forgetting their dreams, leaving their future to the Facebook screen.
Youth is the future of the country, so ask where will the country go when you are playing face forget the task? It is an alarming reality not only for Vietnam but also for all other countries in the world. Not only that, Facebook addiction also makes life of the user turned upside down. Outdoor activities with friends, sports are replaced by Facebook.
Attracted to the attractive blue screen with those images, is there a time where eating right, time for friends, relatives? They will be immersed in the virtual world and forget the present. That means, they can make friends with many online friends but are ignoring the real relationship, the real feelings that people have for themselves.
Along with that, the communication skills, behavior is gradually lost. So it is not surprising that a Facebook addict can break the bank without being bored with friends everywhere, but it is difficult to communicate directly with people. Thus, they become "heroes of the keyboard" and gradually live virtual with unrealistic feelings.

Internet: A big global store of information. You can find any kind of information is available on the Internet by the most popular search engines, such as: google.com, bing.com, yahoo.com, etc.
Use many services on internet: Such as online banking, job seeking, purchasing movies tickets and hotel reservations. Especially for entertainment, you can see movies, listen to music or play games with other people in any part of the world.Transferring money with Internet: User can do it in few seconds even in Saturday and Sunday evenings. It is more faster than going to the bank.Internet mails get in a few seconds in their destinations. With email ,you can send not only texts but movies, photos, songs, computer programs etc. Sending an email is much cheaper then phoning, or sending normal letters.We can read e-book or check weather conditions.Through the internet, we can look up the prices of certain consumer goods. The internet is a means of education. We can learn foreign language, look up information. We can take online courses. The internet is almost an unlimited source of education materials for you to get.
.The waste of time: We always remain engaged with many online activities such as checking emails, chatting, online shopping, business-deals, etc. Sometimes we can spend too much time listening to music or watching films on some websites.We don’t get time to rest.The physical distance among loved ones is increasing and the emotional connect between people are missing. We can live without food but not Internet. We feel helpless when Internet connection is down.Harmful to our health: Some people spend too much time searching and playing on the internet, which is not good for their brains and eyes. It also prevents us from some activities such as reading books or going our with our friends. In addition, some programmes on the internet contain some bad content such as violence or sex which are not good for young people's mental life. If you spend too much time sitting in the front of computer can easily gets ill. It is harmful to eyes and sitting a for long time is also harmful to the spine.Many students dropped out of school or expelled because of gaming addiction . Some people addictive to social networking, only immersed in the virtual life they created. Some people addictive to games. Violence, fight and shooting game on Internet addiction to player. Some young people can be killers, crimes very dangerous. The virus can spread rapidly and infiltrate computer systems, destroy data, software of thousands of computers.These viruses can attack your privacy and get some information about you.Sometimes we don’t know if some information may be incorrect or not. Sometimes you may be confused.
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