If your iPod performance is getting poorer day by day, then you need to restart your iPod. There are a lot of issues solved when you restart your iPod touch like application crashes, iPod running slow and random frozen screen. So, restarting your iPod will help you get better performance and experience. Here are the steps for restarting your iPod touch.
Please read the originial post here: http://en-us-office.com/how-to-restart-an-ipod-touch/