Redrok Media Presents: Talk Yourself Slim by Lee Janogly. Why do you go off your diet and regain your lost weight? How many times have you said “I’ll start again tomorrow”? When you start a new diet your motivation is high so it is easy to resist fattening food. But how do you keep that positive mind-set three weeks - or three months - later, when boredom sets in and you get a craving for crisps or chocolate?