The invention of computer games causes a lot of problems .Firstly, it not good for your health. Spending too much time playing computer games can cause eyes problem , your eyes can be dry. Secondly, it will distract you from your study. Games are so addictive, when someone start playing them, it not easy to give up. They will hardly spend time studying. Last but not least, it will make people feel lonely. They can have many online friends but they seldom go out with their classmate or their family. In conclusion, each coin have two sides, the invention of computer games help people a lot but if we dont use them in right ways, it will destroy us.