托福阅读机经：看电视容易吃的更多.doc

托福阅读机经：看电视容易吃的更多 小马过河为大家准备了“托福阅读机经：看电视容易吃的更多”，供各位备考托福的考生们参考使用，来提高自己的托福成绩！免费咨询电话：400-0123-267 　　people eat more when they are glued to the television, and the more entertaining the programme, the more they eat, according to new research. 　　It seems that distracted brains do not notice what the mouth is doing, said Dr Alan Hirsch, neurological director of the Smell and Taste Treatment and Research Foundation in Chicago. 　　Hirsch explored the impact of smell, taste and eating behaviors while watching TV by measuring potato chip consumption. 　　Forty-five volunteers ate as many chips as they wanted during five-minute intervals while they watched monologues by late-night talk show hosts David Letterman and Jay Leno. 　　They also were given chips to eat when the television was off. 　　Hirsch found people ate an average of 44 per cent more chips while watching Letterman and 42 per cent more while viewing Leno, than when they did not watch TV. 　　If you can concentrate on how the food tastes youll eat less because youll feel full faster, Hirsch said in an interview at the Endocrine Societys annual meeting in Toronto. 　　So if thats the case, lets look at the opposite. What if youre distracted? If youre distracted, in theory, then youd eat more. 　　Through his research at the foundation, Hirsch has helped people overcome the loss of sense and taste sensation, which typically results in weight gain because the brain does not know when it should stop eating. 　　The ventromedial nucleus in the hypothalamus, where the so-called satiety centre is located, tells the body whether it is hungry or full. If it is inhibited or tricked, the result can be changes in eating patterns, he said. 　　People who cook spaghetti all day dont fell like eating spaghetti at the end of the day, said Hirsch. By being exposed to a smell all day long its tricking the hypothalamus. 　　Volunteers were asked to concentrate on the sensory characteristics of the food such as taste and smell. Researchers say these se