关于中华饮食的英语演讲稿Word下载.docx

关于中华饮食的英语演讲稿Word下载.docx

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　　thinksountilonedayIreadastoryaboutHowardHughes.HewasanAmerican

　　billionairewhogotanythinghewanted.However,inthelasttwentyyearsofhislife,hishealthbegantodeteriorateandhewasmiserable.Hehadthebestdoctorsandnurses.However,hecouldstillfindnorelief.Irealizedthathealthisworthallthemoneyintheworld.Ifyouhavemillionsofdollarsbutyourhealthispoor,youwillnotbeabletodowhatyouwanttodo.SoIwouldliketosaydon’thurtyourselftryingtomakemoneyinsteadoftakingcareofyourbodyandbehappywithwhatyoudohave.Healthismoreimportant.

　　SoIthinkheathisveryimportant.Peoplecandonothingiftheyarealwaysinpoorhealth,letalonehappiness.Nomatterwearerichornot,wecannotignoretheimportanceofhealth.

　　Today，manypeoplecan'

tbeingoodhealth，So，howtokeephealthyisveryimportant.I'

llsaysomethingaboutfoodandhealth.Moreandmorepeoplearerealizingtheimportanceofgoodhealth.ButhowtokeepfitInmyopinion,a

　　healthydietisveryimportantforyourhealth.DoyouknowwhatahealthydietisFirstly,youshouldhaveabalanceddiet.Youmaynotlikeeatingvegetables.Youthinktheyarenotsodelicious.Butvegetableshavealotofnutrition.Theyareverygoodforyourhealth.Secondly,you’dbettereatregularmeals.Youneedtoeatbreakfast,lunch,anddinnereveryday.Regularmealsthroughoutthedaygiveyouenoughenergytocarryoutyourdailyactivities.Neverskipbreakfast.Itisthemostimportantmealoftheday.Eatbiggermealsearlierintheday.Don'

thaveabigdinner.Thirdly,mostofyoulikeeatingsnacks.Theymayaffectyourappetite.Besides,toomanysnacksmakeyoufat.

　　Inaword,ifyouwanttobehealthy,youshouldkeepahealthydiet.Itistimeforustodosomethingnow,Ithink.Thatis,weshouldeattherightkindsoffood,

　　anddonoteatanyoftheunhealthyfood!

Letusdoitrightawaytokeephealth!

Let'

sdoitinsteadoftalkingaboutit.That'

sallIwanttosaytoyou

　　篇二：

英语演讲稿关于饮食

　　Ishallbespeakingtodayabout

　　Beforewestartourpresentation,let'

stakeabrieflookat

　　Ifyougiveadiettolaboratoryanimalit’sverycommonforanimalstogainagoodbitofweightwhengivenaccesstothisdiet.Evenifthey’regivenhealthyfoodatthesametime,they’lltendtoignorethehealthyfoodandeatadietlikethis.Andtherearetwopropertiesofthisdietthathelppromoteovereatingandobesityinlaboratoryanimals.WhatwouldyousaythetwofeaturesareSugarandiswhatpeopleusuallyguessfirstandthat’scorrect,fatisnumbertwo,soyouguysaregoodsofar.WhocanguesswhatthethirdmightbeSaltisagoodguess,butthat’snottheanswer.Butwhywouldalabanimalseekoutadiet,becomeveryoverweight,becomenutritionallydeficientinsomethingsbecauseit’snoteatingthehealthyfoodstotheextentthatitbecomesunhealthyThefactisthoselabanimalshaveahard-wiredpreferenceforfoodsthatarehighinfatandhighinsugar,primarilybecauseoftheenergydensitythatthosefoodsbringtoone,theseekingoutfatandsugarisahighlyevolved,adaptiveevolutionarytraitofanimalsandhuman.

　　Todaywe’regoingtotalkthetwobigonesthatpeopleareusuallyconcernedwith:

carbohydratesandfat.

　　Let’sstartwithcarbohydrates.Sugars,inother’reusedbythebodyforprettyimmediatearethreeclassesofsugar:

monosaccharides,disaccharides,andpolysaccharides.It’snotsoimportantthatyouknowwhichsugarsfallundereachofthesecategories,butitisimportanttoknowthattherearedifferentcategoriesofsugars.Underthemonosaccharides,glucose,fructoseandgalactosearethesugars.Disaccharides,whereyouhaveseveralsugarspairedtogether,aremaltose,sucrose,andthepolysaccharidesarethecomplexcarbohydrates,andthat’sstarch,glycogen,andcellulose.Ifyoulookatsourcesofthesedifferentcarbohydrates,theglucosecomesfromfruit.That’snottheonlyplacebutthat’saprimarysourceofit.Youseethelactoseofcoursefrommilk,andthenyougetdowntothecelluloseandstarches,cerealsandvegetablesbecometheprimarysourceofthese.AreweeatingtoomuchortoolittleofthesedifferentclassesofsugarsWell,asyoumightguess,weeattoomuchofthesimplesugarsandthedisaccharidesugarsandweeattoolittleofthecomplexcarbohydrates.Soifyoufollowedadietwhereyouatelessjunkfoodandatemorefruitsandvegetables,forexample,justthosetwolittlerulesyouwouldhelpshiftaroundthisbalanceofsugarsinawaythatwouldbenefithealth.There’ssugarinalotoffoodswhereyoudon’texpectit.Forexample:

peanutbutter.Here’salistofingredientsfromskippypeanutbutterandyouseethatsugaristhesecondmostcommoningredient.Here’sanotherexample.Beefstew,youwouldn’tnecessarilyexpecttofindsugarinbeefstewbutit’sthere.Nowit’sdownthelistofingredients,it’sactuallytowardtheend,butifyoulookatthemarketingofthisandlookatthecanitsays,there’sfreshpotatoesandcarrots,butactuallythere’smoresugarinthisthanthereiscarrots.

　　Okay,let’stalkaboutfatforamoment.Fathastwicethecaloriesperunitweightasproteinandcarbohydrate.Soit’saveryefficientwayofsecuringenergy.Butifoneisnotdeprivedofcalories,

　　thenhavingfatmynotbesohelpful.Therearedifferentkindsoffatthathavedifferentimpactsonhealth.Severalconceptsthatarerelevantinthediscussionoffat:

cholesterol,saturation,andtransfat.Firstofall,aredifferentkindsofcholesterol,HDLandLDL.ItwasamajordiscoverywhenscientistsinthelastcenturyfoundthatHDLisgoodandLDLisbad,theHDL,that’sprotectiveagainstthingslikeheartdiseaseandyouwanttohaveahigherlevelofthatandalowerlevelofsaturationisinteresting.Youhearalotaboutsaturatedfatandunsaturatedfat.Asyouknow,unsaturatedfatishealthyandyouwanttohavethisinyourdiet.Transfatshavebecomeareallyinterestingissue.Therearegroupsofpeoplewhohavestudiedtheimpactoftransfatsonhealthforanumberofyears.TheyhavefoundthattransfatswerehavingaverynegativeimpactonaretransfatsThey’reunsaturatedfattyacidsthatgetformedwhenfoodsarepartiallyhydrogenated.Whenyouseethatpartiallyhydrogenatedoilsonaningredientlist,thatmeansthere’stransfat.WhywouldcompaniesdothisWhywouldthefoodindustrywanttointroducetransfatinthefirstplaceWell,itchangesthefoodinwaysthatarecommerciallyappealingfortheindustry.Itgivesfoodsalongershelflife.Theytendtostaystableduringdeepfryingandthenthepalatabilitygoesupandthefoodstastebacktotheconceptthattherearegoodandbadfats,ifwelookatthelefthandsidehere,isatableoragraphicshowingthefatsthattendtohavebeneficialimpactsonhealth.Youhavetheunsaturatedfat.Theseafood,oliveoilsandsomenutsarehighintheunsaturatedfats.Sothesekindsofratsarenotnecessarilybad.Thebadfatslooklikethis,andthosearethesaturatedfatsandthetransfat.ThesebadfatsraisetheLDLlevels,that’snotgoodforyou.Andtheylowertransfatsthatwementionedbeforethatyoucanseelistedoverherefrommargarine,shortenings,deepfriedfoods,alotoffastfoodsandbakedgoodshaveanegativeimpactonhealthaswell.Soit’simportantforthepublichealthtochangetheportioningoffatsoyoumovefrombadtothebetterfatsinthediets.

　　篇三：

关于食物的英语演讲稿

　　healthydiettherearemanypeoplewhothinkthatwealthisbetterthanhealth.iusedtothinksountilonedayireadastoryabouthowardhughes.hewasanamericanbillionairewhogotanythinghewanted.however,inthelasttwentyyearsofhis

　　life,hishealthbegantodeteriorateandhewasmiserable.hehadthebestdoctors

　　andnurses.however,hecouldstillfindnorelief.irealizedthathealthisworth

　　allthemoneyintheworld.ifyouhavemillionsofdollarsbutyourhealthispoor,

　　youwillnotbeabletodowhatyouwanttodo.soiwouldliketosaydon’thurt

　　yourselftryingtomakemoneyinsteadoftakingcareofyourbodyandbehappywith

　　whatyoudohave.healthismoreimportant.soithinkheathisveryimportant.peoplecandonothingiftheyarealwaysin

　　poorhealth,letalonehappiness.nomatterwearerichornot,wecannotignore

　　theimportanceof，manypeoplecantbeingoodhealth，so，howtokeephealthyisvery

　　important.illsaysomethingaboutfoodandhealth.moreandmorepeopleare

　　realizingtheimportanceofgoodhealth.buthowtokeepfitinmyopinion,ahealthydietisveryimportantforyourhealth.doyouknowwhatahealthydiet

　　isfirstly,youshouldhaveabalanceddiet.youmaynotlikeeating

　　vegetables.youthinktheyarenotsodelicious.butvegetableshavealotofnutrition.

　　theyareverygoodforyourhealth.secondly,you’dbettereatregularmeals.you

　　needtoeatbreakfast,lunch,anddinnereveryday.regularmealsthroughouttheday

　　giveyouenoughenergytocarryoutyourdailyactivities.neverskipbreakfast.it

　　isthemostimportantmealoftheday.eatbiggermealsearlierintheday.donthave

　　abigdinner.thirdly,mostofyoulikeeatingsnacks.theymayaffectyourappetite.

　　besides,toomanysnacksmakeyouaword,ifyouwanttobehealthy,youshouldkeepahealthydiet.itistime

　　forustodosomethingnow,ithink.thatis,weshouldeattherightkindsoffood,anddonoteatanyoftheunhealthyfood!

letusdoitrightawaytokeephealth!

　　letsdoitinsteadoftalking