People don't notice that you're away from your desk for 20 minutes - at least not in my line of work. When the weather got warmer, I went outside to nap in the

People don't notice that you're away from your desk for 20 minutes - at least not in my line of work. When the weather got warmer, I went outside to nap in the grass instead. As for my productivity, I'm pretty sure it was greatly enhanced by the fact that I was napping.