Psychology: Time Only Heals Some Wounds - Newsweek Mind Matters - MSNBC.com: "When he crunched this sea of data, the results were unambiguous. As reported in the April issue of the journal Current Directions in Psychological Science, people's feelings of well-being are affected by life's stressful challenges, and healthy adaptation is not at all predictable or inevitable. Indeed, emotional equilibrium seems to depend a lot on the event. For example, people typically do adjust to marriage; after just a couple years, for better or worse; that is, most married people are just about as happy as they were when they were single.
But adaptation to other events is not so quick, nor so complete, and this is where it gets interesting. Widows and widowers do get over their grief, but it takes a full seven years for that recovery to occur. Divorce and job loss, on the other hand, seem to leave people permanently scarred."