Originally Posted by a-mac

The only thing that I would add is to be prepared to make lifestyle changes alone for awhile. What I mean is ask her to go for a walk, but if she says no still go. If she's anything like me she'll be kicking herself the entire time you're gone, and may be more likely to go the next time. The same with food, if you stop eating food that isn't healthy she might not feel as comfortable about eating it. Keep it up for a while and your positive behavior is very likely to rub off.