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1、文档SleepProblemsPlaguetheOlderSetOlderAmericansoftenhavedifficultygettingagoodnight'srest.It'sahugequality-of-lifeproblem,expertssay,becausecontrarytopopularbelief,seniorsrequireaboutthesameamountofsleepasyoungeradults."Sleepproblemsandsleepdisordersarenotaninherent(固有的)partofaging,"saidDr.Harri
2、sonG.Bloom,anassociateclinicalprofessorofgeriatrics(老年病学)andmedicineattheMountSinaiSchoolofMedicineinNewYorkCity."It'sprettymuchofamyththatolderpeopleneedlesssleepthanyoungerpeople.Yet,inastudypublishedrecentlyinTheAmericanJournalofMedicine,researchersfoundthatmorethanhalfofolderAmericanshavepr
3、oblemsgettingthesleeptheyneed.Olderpeopletendtohave"sleepfragmentation,"meaningtheywakeupmoreoftenduringthenight,saidstudyauthorDr.JulieGammack,anassistantprofessorofmedicineintheDivisionofGeriatricMedicineatSt.LouisUniversity.Theyalsoseemtogetless"REM"sleep,thetypeofsleepduringwhichrapideyemov
4、ementoccurs,Bloomadded.It'sunclearwhatrolethesenaturallyoccurringchangesinsleeppatternshaveonaperson'squalityoflife,Bloomsaid."Whatisimportant,though,isthatolderpeopleoftenhaveactualsleepdisordersandproblemswithsleep,"hesaid.And,expertssay,thereisusuallymorethanonecause.14/14文档"Sleeptroubleinol
5、deradultsistypicallyassociatedwithacuteandchronicillnesses,includingspecificsleepdisorderslikesleepapnea(呼吸暂停)andrestlesslegsyndromethatappearwithgreaterfrequencyinolderpopulations,"saidMichaelV.Vitiello,aprofessorofpsychiatryandbehavioralsciencesandassociatedirectoroftheUniversityofWashington'
6、sNorthwestGeriatricEducationCenter.Takingmultiplemedications,asmanyolderpeopledo,canalsoleadtofatigueand"hypersomnia,"orbeingtiredallthetime,Bloomadded.Anotherbigproblem,henoted,isdepressionandanxiety."Thoseareverymonlyassociatedwithsleepproblems."Despitetheprevalence(流行)ofsleepdifficultiesinol
7、deradults,manypatientsaren'tgettingthehelptheyneed.Asaresult,problemslikeinsomnia(失眠),restlesslegsyndromeandsleepapneaareunderdiagnosedandundertreated,Bloomsaid.1.Sleepproblemscanseriouslyaffectone,squalityoflife.A.RightB.WrongC.N
