1. Yes me. I'm suffering from RSI
2. I don't sit sametimes correctly when I use de computer. So I usually have pain in the neck and back
3. You have to use a ergonomic seat
You have to seat correctly with your back straight
You have to do a break every hour
4) Yes I think so
5) No, usually I forget to do some exercise after working at a desk for a long peiod of time.