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　　标题：DepressionLiterallyColorsTheWayWeSeeTheWorld
　　source：huffaclasstaghrefwiki10990C1。htmlinagtonpost丨bycarolyngregoire
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　　Researchershavefoundthatdepressioncanaffectthevisualperceptionofcolor。
　　Ourmoodscan，quiteliterally，colorourworldparticularlyinthecaseofdepression。
　　NewresearchpublishedlastweekinthejournalPsychologicalSciencefindsthatsadnesscanaffectourvision，makingtheworldappearmoregray，byimpairingtheneuralprocessesinvolvedincolorperception。
　　Asitturnsout，theresareasonweusecolorsasametaphorforemotion，withexpressionslikefeelingblueorhavingagrayday。
　　Itwasinterestingthatwehavesomanymetaphorsthatlinkemotionandcolorperception，ChristopherThorstenson，apsychologyresearcherattheUniversityofRochesterandthestudysleadauthor，toldTheHuffingtonPostinanemail。Wewerecuriouswhethertherereallywasalinkbetweensadnessandhowpeopleseecolor。
　　Toanswerthisquestion，theresearchersasked127undergraduatestowatcheitherasadorfunnyvideo。Then，thestudentsviewed48colorswatcheswhichweredesaturatedtothepointofbeingalmostgrayandtriedtoidentifythemasred，yellow，greenorblue。Thosewhohadwatchedthesadclipwerelessaccurateinidentifyingcolorsthanthestudentswhowatchedthefunnyclip，suggestingthattheywereperceivinglessofthecolor。
　　Thefindingsbuildonpreviousresearchthatinvestigatedthelinkbetweenmoodandperception。Otherstudiesfoundthatwhenpeoplehaveagoaltoreachoranobjecttoattainsuchasthefinishlineofaracetheymayperceivethatobjecttobelargerthanitreallyis。Peopleexperiencingfear，ontheotherhand，mayperceivecertainthingsintheirenvironmentsuchasfaceswithnegativeexpressionsasmorethreateningthantheyactuallyare。
　　Thisisbecauseouremotionscarryinformationaboutthevalueofobjects，andthatinformationisincorporatedintothevisualperceptionofourenvironment。Thebrainsemotionalandperceptualsystemsdontseemtobecompletelydistinctfromoneanother，aswaspreviouslybelieved，butinsteadengageinadynamicinterplay。
　　Psychologistshavetacitlyviewedperception，cognition，emotion，andotherbasicprocessesasseparablephenomenatobestudiedinisolation，psychologistsJonathanZadraandGeraldClorewroteina2011reviewofstudiesonemotionandperception。Increasingly，however，wearecomingtoseerelevantareasofthebrainandtheprocessestheysupportashighlyinteractive。