第12章让你的大脑更聪明（1）
ExerciseYourHead
佚名Anonymous
Itgoeswithoutsayingthatexerciseisgoodforyourbody，butwhatmanydon’trealizeisthatit’salsogoodforyourmimearainingwillsuddenlyturnyouiein—butstudyhasfoundthatwularlyimprovesyourmood，boostsyourseeemahefunofyourbrain。
Aswithotheraspectsofthehealthbetweenmindandbody，stistsareoouandwhyphysicalrovideameionalboost。Butmanypossibilitiesarealreadyknown，andnewreseartinuallygoingforward。Forthoseinsearentalashysicalmotivation，hereare12extrareasonstobeginawramforthenewmillennium。
1。Woutgiveyouaseionandaent，andtheincreasedself-esteemthatresultsfromdoihingyouknowisgoodforyou。
2。Exercisecausesyourbodytoprodudorphins，thechemicalsthatdullpainandhelpproducewhat’sknownastheexercisehigh。
&-bearingexerciseparticularlyraisesyourtestosteronelevels，improveyourmood，especiallyifyourlevelsarenaturallyonthelowside。
4。AgtoHarvardpsychiatristJohy，M。d。，coauthorofabookonpsychologicaldisordersdromes，asiraiseyourbraiidepressantchemicals，suioninandnorepinephrine。
5。Ifydown，exercisemayhelppickyouup。Althoughresearchersdisagreeonthisissue，ostudiesfoundthatlong-termexercise，especiallywheniting-lastirainingsessions，hasaboutasmueffedepressionaspsychotherapy。（Ofcourse，thisdoesn’tmeanyoushouldherapy。Ifyoubelieveyoumaybesufferingfromdepressiohingtodoistoehprofessional。）
6。Wouthelpsyoudealwithstressinyourjob，relationshipsoranyareaoflife—possiblybecauseexerciseisaformofstressitselfandhelpsyourbodytodealwithit。WhenAustralianresearparedpeoplewhodid30minutesofaerobicexercisethreetimesaweektothoserogressive-relaxationteiques，theyfoundthatthefrouprespoestressandhadlowerbloodpressure。
&tleexermakeyouthinklessanxiously，Studieshaveshownthatanyamountofexerabrisk10-mioanintenseaerht-liftingsessioodecreasefeelingsofay。
8。Aerobicexercisemaymakeyouthiime，cardioexercise（coupledwithahealthfuldiet）improvestheflowofbloodthatcarriesoxygenaoyourbrain。