If you're like a lot of kids, you probably spend time sitting at the computer, doing schoolwork or playing games. But whether you're writing a report about aardvarks or zapping aliens, using a computer can be tough on your body. How?
Sitting for a long time in positions that aren't natural for your body can strain your hands, wrists, back, and eyes. Over time, this can result in pain and a kind of injury called a repetitive stress injury.
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