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Lifeexpectancyisrisinginmuchoftheworld.Butdoctorsareseeinganothertrendthatisdisturbing.Somepeoplearechoosinglifestylesthatcontributetoearlydeath.Itusedtoberareforpeopletoliveto100.Butbabiesborncanhopeto
 更新时间:2024-03-29 15:07:13
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Lifeexpectancyisrisinginmuchoftheworld.Butdoctorsareseeinganothertrendthatisdisturbing.Somepeoplearechoosinglifestylesthatcontributetoearlydeath.Itusedtoberareforpeopletoliveto100.Butbabiesborncanhopetolivethatlong.

Inthe20thcenturylifeexpectancyinwealthynationsincreasedbyasmuchas30years.AveragelifeexpectancyforAmericansis78.

Butdoctorsareseeingpeopleadoptbadhabitsthatcancuttheirlivesshortlikeeatingtoomuchoreatingtoomuchjunkfoodexercisingtoolittleandsmokingcigarettes.Thesehabitsincreasetheriskforcancerdiabetes(糖尿病)heartdiseaseandstroke(中风).

Researcherswantedtofindouthowmanyyearsarelostwiththeselifestylechoices.“Whatwefoundwasthathighbloodpressure;smokingoverweight/obesityandhighbloodglucose(血糖)accountforfiveyearsoflossoflifeexpectancyinmenandaboutfouryearsinwomenatthenationallevel,”GoodarzDanaeisaid.

Theresearchersbrokedownthedataintoraceincomeandlocaleandtheyfoundevengreaterdifferences.Middle­incomewhiteshavethebestbloodpressure.ButAsian­Americanshavefewerbadhabitsandthebesthealth.

Theresearchersfounda14­yeardifferenceinlifeexpectancybetweenAsian­AmericanandAfrican­Americanmenwhocanexpecttoliveanaverageof67years."African­AmericanmeninthesouthhavethelowestlifeexpectancyalongwithAfrican­Americanmenlivinginhigh­riskurbanareasplaceslikedowntownLosAngeles,”Danaeiexplained.

African­Americanwomenareanothergroupwithlowlifeexpectancybecauseoftheirhighratesofobesity.Peoplebattlingexcessweighthavehigherratesofdisabilitydiabetesandheartdisease—disordersthatmakethemsickeratyoungeragesanddependentonmedicationsformanyyears.

33.Howmanybadlifestylesarementionedinthepassage?

A. 1. B. 2.C. 3. D. 4.

34.Whydoesthewritersaybabiesborncanhopetoliveto100?

A.Becausenewly­bornbabieshaven'tcreatetheirlifestyles.

B. Becausenewly­bornbabiesarebetterinhealth.

C. Becausenewly­bornbabiesliveinawealthycountry.

D. Becausenewly&

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