The disadvantages of the internet are that it causes people to become lazier. It stops or reduces the use of library research. It also slows down the use of reading a book. The internet use over time can produce eye problems because you're staring into the bright computer screen for hours at a time. The internet can cause finger and joint problems becasue you're sitting for a long time or
. typing for a long time. Plus the internet can cause your computer to get a virus if you go to the wrong site or download something from the internet.