Originally Posted by Spire

While riding, I feel fine an energetic and can sprint attack etc.

However, once i get home and spend a little bit of time off the bike I find that I tend to decend into a very drained (for lack of a better word) state. I just feel as though I have no energy at all and have trouble really getting myself to do anything. (I do eat something small right after the ride)

Does this happen to others and if so any suggestions on how to combat it?