Why does it seem to go back on so quickly? Science is finally giving us the answers and alongside the psychological & social reasons that we over eat it explains why the diet cycle is actually making us fatter. According to the World Health Organisation most of us in Europe are either overweight or obese. But there's some good news in here too! 1. Metabolism actually SLOWS down after dieting because our bodies have evolved to store energy, great for cavemen, not so great in a