identitycrisis04 and TuneMyHeart,
You are not alone! 3FC has many forums where you can post with others who understand where you're coming from.
Here is a link to the forum Dieting With Obstacles:
http://www.3fatchicks.com/forum/forumdisplay.php?f=14
identitycrisis40, you may not have Cushings--you'll need to see what the test says. Fortunately there are treatments for it, mostly meds, and they help a lot.
Here's a link to the 300+ forum:
http://www.3fatchicks.com/forum/forumdisplay.php?f=124
And then there is a Support forum for those with 100 pounds or more to lose:
http://www.3fatchicks.com/forum/forumdisplay.php?f=124
And of course 3FC has many other forums--browse around! You're sure to find new ideas and plenty of folks who know what you're going through.
Jay