Fast food not only causes you boring to eat other cuisine, but also it does not make you fat. According to Margaret Morris, professor at the university of New South Wales, said that "Western cuisine can change the way of the brain's reactions". They made a conclusion that it's may offer people to overeating if they do not remember what they just ate, they will still continue eat. Therefore they made a research for several rats, there were 2 groups of rats were fed in different meals for two weeks. One group was fed healthy food whereas the other group was fed read meal, such as cookies, dumplings, and cake. After two weeks, they found that the rats was fed Junk food became tallow and more waery. Overall this studies are not implement to humans, and research is want to know whether sensory or memory is disrupted in obese people. But, to avoid those risks early, people may have to concern skipping the fast food.