Sorry about your high stress levels right now. I can relate. It's so nice to have one area in your life (the PB) where you can take control and make the changes you choose to make for yourself.
Just a couple random thoughts on stalled weightloss: (A) Don't worry about it too much. The goal here is more a change in body composition than a lowering of numbers on a scale. (At least, that is what I am struggling to live by.
) Here is a thread that is very helpful to me in wrapping my mind around the concept of "Ignore Scale." (Not sure if you are M or F, but it applies equally to both, despite the title.)