Sittingformorethanthreehoursadaycandecreaseaperson's...
問題詳情:
Sitting for more than three hours a day can decrease a person's life expectancy(壽命)by two years, even if he or she is physically active and gets rid of dangerous habits like smoking, according to a study.Watching TV for more than two hours a day can worsen that problem, decreasing life expectancy by another l.4 years.
The analysis comes just two years after Australian researchers found that people who said they watched TV for more than four hours a day were 46% more likely to die of any cause than people who said they spent less than two hours a day watching TV.Those watching TV more than four hours a day were also 80% more likely to die of cardiovascular (心血管的) disease."Sedentary (久坐的) behavior is something we need to pay attention to, beyond telling people to get 30 minutes of activity a day ,”said Peter T.Katzmaezyk. one of' the lead researchers. But while the evidence of illnesses is increasing, it remains difficult for many people to find time to get on their feet, especially if they do desk jobs.
"Try to stand as much as you can," Dr.Katzmarzyk said."Typically when you're on the telephone you can stand and use the speakerphone Instead of emailing someone in the office, just get up and So to talk to them." However, Dr.Katzmarzyk added, standing shouldn't be an alternative to exercising, but an alternative to sitting."Several studies show that when you're sitting, your leg muscles are completely inactive," he said. "When you're sitting and completely inactive, this is when you run into trouble managing blood glucose (血糖)."
29.What is the main idea of the first paragraph?
A.Watching TV too long can worsen our mental health.
B.We should he active and give up smoking.
C.Silting for too long a time can shorten one's lire.
D.Smoking too much can be harmful to health.
30.The researchers draw the conclusion on the effect of sedentary behavior by .
A.making comparisons B.istin8 figures
C.giving examples D.classifying facts
31.What dues Dr.Katzmarzyk think of sedentary behavior?
A.It warns people to exercise 30 minutes a day.
B.It's a bad behavior worth considering seriously.
C.Sedentary behavior can lead to death at once.
D.Sedentary behavior is good for desk job workers.
32.According to Dr.Katzmarzyk, if you are sitting all the time, you may _ .
A.phone your friends and talk about your problem
B.put on weight quickly and become more inactive
C.want to have more sugar for your meals
D.fincl it hard to keep your blood glucose proper
【回答】
CABD
知識點:健康保健類閱讀
題型:閱讀理解
-
1.下列加點字的讀音全部正確的一項是( )A.烘焙(bèi) 徇(xún)私 綺(qǐ)...
問題詳情:1.下列加點字的讀音全部正確的一項是( )A.烘焙(bèi) 徇(xún)私 綺(qǐ)麗 鎩(shā)羽而歸B.矯(jiáo)情 酩(míng)酊 通緝(jī) 屢見不鮮(xiān)C.懵(měng)懂 腦髓(suǐ) 聒(guō)噪 提綱...
-
下列與實驗相關的敘述正確的是 A.稀釋濃硫*時,應將蒸餾水沿燒杯內壁緩慢地注入濃硫*中B.配製溶液時,若加水...
問題詳情:下列與實驗相關的敘述正確的是 A.稀釋濃硫*時,應將蒸餾水沿燒杯內壁緩慢地注入濃硫*中B.配製溶液時,若加水超過容量瓶刻度,應用膠頭滴管將多餘溶液吸出C.配製1mol·L-1300mLNaCl溶液可以選擇一個50mL的容量瓶和一個250mL的容量瓶D.可以用右圖裝置進行*氣的...
-
如圖,形狀相同、大小相等的兩個小木塊放在一起,其俯檢視如圖所示,則其主檢視是( ).
問題詳情:如圖,形狀相同、大小相等的兩個小木塊放在一起,其俯檢視如圖所示,則其主檢視是( ).【回答】D知識點:三檢視題型:選擇題...
-
簡答題(選做一題)(5分)20.閱讀下面《紅樓夢》選段,依據原著故事情節,回答問題。一句話未了,忽見一個老婆子...
問題詳情:簡答題(選做一題)(5分)20.閱讀下面《紅樓夢》選段,依據原著故事情節,回答問題。一句話未了,忽見一個老婆子忙忙走來,說道:“這是那裡說起!金釧兒姑娘好好的投井死了!”金釧兒因何投井自盡?她死後,王夫人和寶釵對此作何反應?請簡述。21.閱讀下面《歐也妮·葛朗臺》選段,...
相關文章
- 單項選擇。WheneverMaryreadsaninterestingstory,shecan'tkeepit...
- Thenursesaretryingtheirbesttoreducethepatient'sfear
- 單項選擇。WheneverMaryreadsaninterestingstory,shecan'tkeepit...
- Sittingformorethanthreehoursadaycandecreaseaperson's...
- Sittingformorethanthreehoursadaycandecreaseaperson's...
- 單項選擇。WheneverMaryreadsaninterestingstory,shecan'tkeepit...
- 單項選擇。WheneverMaryreadsaninterestingstory,shecan'tkeepit...
- 完形填空。It'sWednesdayafternoon.Schoolisover.Thestudentsar...
- Peter'sjobwastoexaminecarswhentheycrossedthefrontier(邊境...
- Sittingformorethanthreehoursadaycandecreaseaperson's...