精品文档2016 全新精品资料-全新公文范文-全程指导写作 独家原创 1 / 9TEDTED 英语演讲稿：为什么节食减肥没效果？英语演讲稿：为什么节食减肥没效果？简介、在美国，简介、在美国，80%80%的女孩在她们的女孩在她们 1010 岁的时候便岁的时候便开始节食。神经学家开始节食。神经学家 sandraaamodtsandraaamodt 结合自己的亲身经历，结合自己的亲身经历，讲述大脑是如何控制我们的身体的。节食减肥为何没效果讲述大脑是如何控制我们的身体的。节食减肥为何没效果? ?来听听她的说法吧来听听她的说法吧! !threeandahalfyearsago,imadeoneofthebestdecisionsofmthreeandahalfyearsago,imadeoneofthebestdecisionsofmylife.asmynewyearsresolution,igaveupdieting,stoppylife.asmynewyearsresolution,igaveupdieting,stoppedworryingaboutmyweight,andlearnedtoeatmindfully.noedworryingaboutmyweight,andlearnedtoeatmindfully.nowieatwheneverimhungry,andivelost10pounds.wieatwheneverimhungry,andivelost10pounds.thiswasmeatage13,whenistartedmyfirstdiet.ilookatthathiswasmeatage13,whenistartedmyfirstdiet.ilookatthatpicturenow,andithink,youdidnotneedadiet,youneededatpicturenow,andithink,youdidnotneedadiet,youneededafashionconsult.(laughter)butithoughtineededtolosewefashionconsult.(laughter)butithoughtineededtoloseweight,andwhenigaineditback,ofcourseiblamedmyself.andight,andwhenigaineditback,ofcourseiblamedmyself.andforthenextthreedecades,iwasonandoffvariousdiets.nomforthenextthreedecades,iwasonandoffvariousdiets.nomatterwhatitried,theweightidlostalwayscameback.iatterwhatitried,theweightidlostalwayscameback.imsuremanyofyouknowthefeeling.msuremanyofyouknowthefeeling.asaneuroscientist,iwondered,whyisthissohard?obviousasaneuroscientist,iwondered,whyisthissohard?obviously,howmuchyouweighdependsonhowmuchyoueatandhowmuchely,howmuchyouweighdependsonhowmuchyoueatandhowmuche精品文档2016 全新精品资料-全新公文范文-全程指导写作 独家原创 2 / 9nergyyouburn.whatmostpeopledontrealizeisthathungenergyyouburn.whatmostpeopledontrealizeisthathungerandenergyusearecontrolledbythebrain,mostlywithoutyrandenergyusearecontrolledbythebrain,mostlywithoutyourawareness.yourbraindoesalotofitsworkbehindthesceourawareness.yourbraindoesalotofitsworkbehindthescenes,andthatisagoodthing,becauseyourconsciousmind-nes,andthatisagoodthing,becauseyourconsciousmind-howdoweputthispolitely?-howdoweputthispolitely?-itseasilydistracted.itsgoodthatyoudonthavetoritseasilydistracted.itsgoodthatyoudonthavetoremembertobreathewhenyougetcaughtupinamovie.youdonemembertobreathewhenyougetcaughtupinamovie.youdontforgethowtowalkbecauseyourethinkingaboutwhattohatforgethowtowalkbecauseyourethinkingaboutwhattohavefordinner.vefordinner.yourbrainalsohasitsownsenseofwhatyoushouldweigh,nomyourbrainalsohasitsownsenseofwhatyoushouldweigh,nomatterwhatyouconsciouslybelieve.thisiscalledyoursetpatterwhatyouconsciouslybelieve.thisiscalledyoursetpoint,butthatsamisleadingterm,becauseitsactuallyoint,butthatsamisleadingterm,becauseitsactuallyarangeofabout10or15pounds.youcanuselifestylechoicesarangeofabout10or15pounds.youcanuselifestylechoicestomoveyourweightupanddownwithinthatrange,butitsmutomoveyourweightupanddownwithinthatrange,butitsmuch,muchhardertostayoutsideofit.thehypothalamus,thepch,muchhardertostayoutsideofit.thehypothalamus,thepartofthebrainthatregulatesbodyweight,therearemorethartofthebrainthatregulatesbodyweight,therearemorethanadozenchemicalsignalsinthebrainthattellyourbodytoanadozenchemicalsignalsinthebrainthattellyourbodytogainweight,morethananotherdozenthattellyourbodytologainweight,morethananotherdozenthattellyourbodytoloseit,andthesystemworkslikeathermostat,respondingtosseit,andthesystemworkslikeathermostat,respondingtosignalsfromthebodybyadjustinghunger,activityandmetabignalsfromthebodybyadjustinghunger,activityandmetabolism,tokeepyourweightstableasconditionschange.thatolism,tokeepyourweightstableasconditionschange.that精品文档2016 全新精品资料-全新公文范文-全程指导写作 独家原创 3 / 9swhatathermostatdoes,right?itkeepsthetemperatureiswhatathermostatdoes,right?itkeepsthetemperatureinyourhousethesameastheweatherchangesoutside.nowyoucnyourhousethesameastheweatherchangesoutside.nowyoucantrytochangethetemperatureinyourhousebyopeningawinantrytochangethetemperatureinyourhousebyopeningawindowinthewinter,butthatsnotgoingtochangethesettingdowinthewinter,butthatsnotgoingtochangethesettingonthethermostat,whichwillrespondbykickingonthefurnaonthethermostat,whichwillrespondbykickingonthefurnacetowarmtheplacebackup.cetowarmtheplacebackup.yourbrainworksexactlythesameway,respondingtoweightlyourbrainworksexactlythesameway,respondingtoweightlossbyusingpowerfultoolstopushyourbodybacktowhatitcoossbyusingpowerfultoolstopushyourbodybacktowhatitconsidersnormal.ifyoulosealotofweight,yourbrainreactsnsidersnormal.ifyoulosealotofweight,yourbrainreactsasifyouwerestarving,andwhetheryoustartedoutfatorthiasifyouwerestarving,andwhetheryoustartedoutfatorthin,yourbrainsresponseisexactlythesame.wewouldlovetn,yourbrainsresponseisexactlythesame.wewouldlovetothinkthatyourbraincouldtellwhetheryouneedtoloseweiothinkthatyourbraincouldtellwhetheryouneedtoloseweightornot,butitcant.ifyoudolosealotofweight,youbecghtornot,butitcant.ifyoudolosealot