Do you go a bit crazy with food and drink over the weekend?
Shock horror: falling off the wagon on occasions is a given and totally normal. Because, hey, you’re only ever one meal away from eating in the Zone again [as Dr Sears used to say]
However it depends how hard you fall off and how often. If it was a jaw dropping monumental fall, and it happens nearly every weekend, then think about this:
Maybe right now you don’t really care THAT much about your goal [weight loss, health]. It might simply not be the time for you to make sweeping lifestyle changes. If it was, then you wouldn’t fall off the wagon in such a spectacular way.