I think its just hard to break habits. I'm used to picking at food all day and I would end up eating waay more than I would have if I had been eating meals. I've been trying to break myself of that but its been really hard. I used to always grab a 'snack' as soon as I got in the door from anywhere. Literally I would walk in the door and go straight to the fridge. Lately I've been finding myself doing that and sometimes I'll even eat something before I realize what I'm doing lol.
Also, DH unintentionally sabotages my plans sometimes. He's a junk food junkie and is constantly bringing it in the house and eating it right in front of me and of course I end up having a few bites. Its a self control problem. The problem being that I don't have any