Originally Posted by
snarky 
I'll be all motivated, won't lose weight, and go back to it.
It takes time to reap all the benefits of sobriety. If your expectations are high and your patience low, you aren't giving recovery a fair chance, then disappointment is understandable.
Can you commit to a period of time, say six months sober, to give your mind and body time to heal from the effects of your drinking? Then re-evaluate?