Second this opinion. Fatass is using fibro as an excuse to not lose weight already. It won't matter if you give her tips/help her work out/attempt to force feed healthy, low calorie foods down her gullet - fats gonna fat.  That being said, if you are willing to invest some serious time into a pig fucker, there is a chance that once the girl you're interested in sees that her lard ass of an SO isn't willing to even try to lose weight she's going to completely flip and turn into a full throttle shitlady.  Edit: Spelling