I think that the At Goal and Maintaining: Transition to Maintenance team has a whole lotta tips about how to stick with it, get to goal and maintain . . . they're a very friendly group and no, you don't have to be at goal weight to sign up!!
It's just -- eternal vigilance. The Diet Solution book by Dr. Judith S. Beck was a great resource too, for "learning to think like a thin person"!! 1293 days ago