职称英语卫生C类阅读理解摸底练习题2018年职称英语卫生C类阅读理解摸底练习题ifyouaredoingyourbest,youwillnothavetoworryaboutfailure.以下是小编为大家搜索整理的2018年职称英语卫生C类阅读理解摸底练习题，希望能给大家带来帮助!更多精彩内容请及时关注我们应届毕业生考试网!OlderAmericansoftenhavedifficultygettingagoodnight’Srest.It'sahugequality—of-lifeproblem，expertssay，becausecontrarytopopularbelief，seniorsrequireaboutthesameamountofsleepasyoungeradults.“Sleepproblemsandsleepdisordersarenotaninherent(固有的)partofaging，”saidDr.HarrisonG.Bloom，anassociateclinicalprofessorofgeriatrics(老年病学)andmedicineattheMountSinaiSchoolofMedicineinNewYorkCity.“It’Sprettymuchofamyththatolderpeopleneedlesssleepthanyoungerpeople.”Yet.inastudypublishedrecentlyinTheAmericanJournalofMedicine，researchersfoundthatmorethanhalfofolderAmericanshaveproblemsgettingthesleeptheyneed.olderpeopletendtohave“sleepfragmentation，”meaningtheywakeupmoreoftenduringthenight，saidstudyauthorDr.JulieGammck，anassistantprofessorofmedicineintheDivisionofGeriatricMedicineatSt.LouisUniversity.Theyalsoseemtogetless“REM”sleep，thetypeofsleepduringwhichrapideyemovementoccurs，Bloomadded.It’sunclearwhatrolethesenaturallyoccurringchangesinsleeppatternshaveonperson’squalityoflife，Bloomsaid.“Whatisimportant，though，isthatolderpeopleoftenhaveactualsleepdisordersandproblemswithsleep，”hesaid.And，expertssay，thereisusuallymorethanonecause.“Sleeptroubleinolderadultsistypicallyassociatedwithacuteandchronicillnesses，includingspecificsleepdisorderslikesleepapnea(呼吸暂停)andrestlesslegsyndromethatappearwithgreaterfrequencyinolderpopulations，”saidMichaelV.Vitiello,aprofessorofpsychiatryandbehavioralsciencesandassociatedirectoroftheUniversityofWashington’SNorthwestGeriatricEducationCenter.Takingmultiplemedications，asmanyolderpeopledo，canalsoleadt0fatiguea“hypersomnia，”orbeingtiredallthetime，Bloomadded.Anotherbigproblem，henoted，ISdepressionandanxiety.“Thoseareverycommonlyassociatedwithsleepproblems.”Despitetheprevalence(流行)ofsleepdifficultiesinolderadults，manypatientsAren’tgettingthehelptheyneed。Asaresult，problemslikeinsomnia(失眠)，restlesslegsyndro