The Solar System!! (S.A.S.) Can't get none at home.

This is a situation that many people have experienced but that many hate to talk about even to their closest friends. How can a relationship start off with so much promise that it leads to cohabitation and even marriage and then the physical part of that relationship get reduced to next to nothing? It happens and people who it affects sweep it under the rug because they can't understand why. Do you? We have some ideas. Lets kick them around.