In assuring computers give us access to the Internet which we can use for work school and for pleasure. The Internet and e-mail help us keep in contact with friends and relative around the world.we can use it to have fun as well as for work and study. On the other hand some people think it is unhealthy to spend too much time sitting at a computer. They claim it can damage our eyes. Also the more time we spend in front of the computer the less time we spend exercising. What is more we also spend less time socualising with our friends and we don't talk to people as much