All these things can cause your weight loss to slow down or stall and can actually cause you to gain weight. Doing something as simple as keeping a food diary will help you to realise the things that are slipping into your diet. For some, they think that adding in more and more training will be the answer, but you can’t keep adding more when weight loss slows down or stalls. Whether it is weight training, cardio or a mixture of both, they all help to burn calories.