Awhile back I posted a comment on the open thread about the feasibility of permanent weight-loss. (Basically: is it a realistic goal?) I didn't get a response, so I'm linking it here to try again. Please respond here instead of there. Note: most likely some of my links to studies in that comment are no longer valid, but at least the citations are there if you want to look those up.
(Barring you being a metabolic mutant. If you have tried counting calories and it didn't work for you, then please ignore this post; weight loss is a lot more complicated than how I am about to describe it here.)
Permanent weight loss is possible and feasible; however it will probably require constant effort to maintain.
For example, count your daily caloric intake on myfitnesspal.com (my username is shokke, if you wish to use the social aspect of it too). Eat at a caloric deficit (TDEE minus ~500) until desired weight is attained, then continue counting ca... (read more)
If it's worth saying, but not worth its own post (even in Discussion), then it goes here.