According to a sample survey of 10,000 people who frequently surf the Internet, one-third of the people admitted to being irritable and annoyed after surfing the Internet, while 44% of Internet fans under the age of 20 admitted to feeling nervous and irritable after surfing the Internet
Although the use of Internet is free in some countries, the implementation of Internet payment system in China has restricted the time of Internet users.
 Experts believe that there is indeed a kind of Internet Mania