in metabolism. all sorts of factors can play a role age, gender illnesses, and even our genes. when it comes to losing weight, appetite is the biggest hurdle. researchers at the university of kill in northern germany put this to the test. this study investigates the link between appetite and calorie intake. the test subjects spend several days on the side and every parameter was strictly monitored. that included the food intake and how much they exercised their oxygen consumption was monitored. and so what they c o 2 production . even the urine was analyzed that and out the researchers to determine the link between calories burned, appetite and, and physical activity diseases. what service is that when we have a high level of physical activity, when we expend a great deal of energy, our appetite is better coordinated to our energy needs. and then, but if we spend a day sitting at our desk or on the sofa watching television, what we see is that our appetite ends up out stripping our energy needs. and then we end up eating more food than we really need to fight it to feel we will get hungry and we will need to eat. but sedentary people often are hungry and they need to be and oh, the people who are