A lot of people think that sitting is【B1】______ on their backs than standing or lifting. Not true. People whose jobs require the

admin2010-07-14  32

问题     A lot of people think that sitting is【B1】______ on their backs than standing or lifting. Not true. People whose jobs require them to sit for long periods of time【B2】______ as much from back pain as people who lift all day long. Many world-class researchers believe that the huge【B3】______  in back pain over the past couple of【B4】______ —and it is huge--has a lot to do with the fact that more and more of us are spending our work days in chairs. Many people have the【B5】______ that, if their back pain gets bad enough, they can always resort to【B6】______ . Nothing could be further from the truth. The amount of pain someone is in has very little to do with whether or not he or she could【B7】______ from surgery. One British researcher has【B8】______ that for every 10,000 people who experience about back pain, only four need surgery.【B9】______ . No longer. Two or three days of bed-rest is now the norm. After that, people are advised to return to their normal activities, gradually if necessary. The reasons for the 180° shift are what’s interesting. For openers,【B10】______ . In our next lecture, we shall look at the relation between depression and chronic back pain.【B11】______ .
【B8】

选项

答案estimated

解析
转载请注明原文地址:https://kaotiyun.com/show/eJ7K777K
0

随机试题
最新回复(0)