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1、2012年高考英语阅读理解冲刺练习16Dietersareoftenadvisedtostopdrinkingalcoholtoavoidtheextracalorieslurkinginaglassofwineorafavoritecocktail.Butnewresearchsuggeststhatwomenwhoregularlyconsumemoderateamountsofalcoholarelesslikelytogainweightthannondrinkersandareatlowerri
2、skforobesity(fatness).Thefindings,reportedthisweekintheArchivesofInternalMedicine,arebasedonastudyof19,220UnitedStateswomenaged30to40whofallintothe“normalweight”basedontheirbodymassindex.ResearchersatBrighamandWomen’sHospitalinBostontrackedthewomen’sdrink
3、inghabitsover13years.About60percentofthewomenwerelightorregulardrinkers,whileabout40percentreporteddrinkingnoalcohol.Overthecourseofthestudy,41percentofthewomenbecameoverweight.Althoughalcoholispackedwithcalories,thenondrinkersinthestudyactuallygainedmore
4、weightovertime:ninepounds,onaverage,comparedwithanaveragegainofaboutthreepoundsamongregularmoderatedrinkers.Theriskofbecomingoverweightwasalmost30percentlowerforwomenwhoconsumedoneortwoalcoholdrinksaday,comparedwithnondrinkers.Thefindingsarecertaintobecon
5、fusingforwomenwhocontinuetoreceiveconflictingmessagesaboutthehealthbenefitsandrisksofalcohol.Althoughmoderatedrinkingisassociatedwithbetterhearthealth,regulardrinkingalsoincreasesbreastcancerrisk.Thetrendtowardlessweightgainamongdrinkersdoesn’tappeartohol
6、dtrueformen.A2003studyofBritishmenshowedthatregulardrinkersgainedmoreweightthannondrinkers.Studiessuggestthatdrinkingalcoholhasdifferenteffectsoneatinghabitsamongmenandwomen.Mentypicallyaddalcoholtotheirdailycaloricintake,whereaswomenaremorelikelytosubsti
7、tute(替代)alcoholforfood.Inaddition,theremaybedifferencesinhowmenandwomenmetabolize(代谢)alcohol.Metabolicstudiesshowthataftermendrinkalcohol,theyexperiencelittleifanymetabolicchange.Butalcoholappearstoslightlyspeedupawoman’smetabolism.Thefindingsdon’tmeanwom
8、enshouldrushtodrinkalcoholtoloseweight.Otherresearchshowsthatonceapersonisalreadyoverweight,heralcoholmetabolismismoreefficient,andsoanoverweightwomanmaygainmoreweightfromalcoholthan-2-用心爱心专心aleanwoman.Thedatado,how
