Researchers have revealed what might be highly popular new way to lose weight - eat big breakfast. It could become biggest diet fad ever for those wishing to shed few kilos. Scientists in Germany conducted study on how hearty breakfast affected body's metabolism in laboratory experiment. Sixteen men ate low-calorie breakfast and high-calorie dinner one day, and reversed this with high-calorie breakfast and low-calorie dinner the next. Eating larger breakfast and smaller dinner boosted process called diet-induced thermogenesis (DIT). This is generation of heat in body that burns up calories. This happened even when total calories consumed throughout day remained same.