Originally Posted by Eric3237

You have a stop watch don't you? Use it if you have to. You know it's interesting about music and I'll bet this is happening to a lot of people, epecially when you're listening to something with a fast beat, it slows down your perception of time. I'm not kidding. So you end up thinking more time has passed than has, add that to the fact that most people, especially young people, always overestimate time passed during rest periods you have an easy tendency to sell yourself short on rest periods when you need them.