Fair play to you, given those exercise challenges you are doing a lot of stuff right it seems. As you say, it's the inevitable fatigue that often catches us out - leads to comfort eating and then it's all back to square one. The pre-cooking sessions are a great idea, you should give it a go.
I...
I'd say that's been my biggest challenge. I never drink at home but so many social interactions particularly with blokes revolve around drinking, you stand out like a sore thumb if you are the only one not doing the pints. I find it enjoyable to drink but also enjoyable not to drink so it's pure...
It's generally not down to exercise, even tho that helps motivation, you still stay fat if you run and eat a lot.
It's all down to food intake, particularly as you get old and your metabolism slows
I've found carbs and alcohol and sugar are the things that have to go if you want to lose weight...