A basic, popular belief in running, is that you need to have varied pacing throughout your schedule of runs. Easy days, long days, speed days, hill days, tempo days, etc. there are lots of different paces happening. Your body responds to different pacing accordingly and determines if it is a recovery day or a training specific day. In this simple Q&A post on Competitor Magazine, the subject of easy run pacing is covered.
It is a commonly ignored idea, even sometimes by myself. Recovery is supposed to be easy. Check out the article and let me know what you think!