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Speaker ChenjiaMaker XuebeiZhaoyanlingWangXiqi Content WhatIstheFlu FluSymptoms HowFluWorks TypesofFlu Prevention WhatIstheFlu FirstdefinitionFluisalsocalledtheinfluenza It saninfectionthatcausesafever chills cough bodyaches headaches andsometimesearachesorsinusproblems WhatIstheFlu SeconddefinitionThefluisarespiratoryillnesscausedbytheinfluenzavirus Thefluisnotthesameasacold althoughtheysharemanyofthesamesymptoms Thecoldiscausedbyadifferentvirus andittendstohavemildersymptomsthantheflu Coldsarealsolesslikelytocauseseriouscomplications FluSymptoms 1 Cough2 Sorethroat 喉咙痛 3 Headaches4 Muscleorbodyaches5 Feverorfeelingfeverish chills 发烧或感觉发热 寒战 6 Runnyorstuffynose 流鼻涕 鼻塞 7 Fatigue tiredness 8 Somepeoplemayhavevomitinganddiarrhea FluSymptoms Theflualsoweakenstheimmunesystem leavingitvulnerabletomoreseriousinfections High riskindividualsinparticulararesusceptibletoseriouscomplications suchas Bacterialpneumonia 细菌性肺炎 Dehydration 脱水 Sinusproblemsandearinfections primarilyinchildren 窦问题和耳部感染 主要是儿童 Worseningofpreexistingconditions suchasasthmaordiabetes 哮喘或糖尿病 HowFluWorks 1 Thevirusenterstherespiratorytract 呼吸道 2 Afterenteringtherespiratorytract thevirusstartstoreplicateitself Therespiratorytractbecomesswollenandinflamed 3 Onceinsidetherespiratorysystem thevirusentersthebloodstream thefirstsymptoms cough begintoshow FluandtheCommonCold Thefluandthecommoncoldhavesimilarsymptoms Itcanbedifficulttotellthedifferencebetweenthem Ingeneral thefluisworsethanthecommoncold theflutendstobemoresevereandusuallycomesonsuddenly attimesitcanleadtodeath Learningwhetheritisacoldorfluisimportantbecausetheflucanhaveseriouscomplicationssuchaspneumonia 急性肺炎 orevendeath Treatingfluwithin48hoursofsymptomsisbest Prescriptionantiviraldrugsmaycutthetimeyou resick TypesofFlu Therearethreetypesoffluviruses A B andC InfluenzaAcaninfectarangeofmammalsandbirdsaswellashumans whiletypesBandCinfectmainlyhumans H1N1Influenza SwineFlu H1N1influenzaisatypeofinfluenzaA Itisknownasswineflubecauseitprimarilyinfectspigs Transmissiontohumansisuncommon butitcanoccurifhumanscomeintocontactwithinfectedpigsorwithenvironmentscontaminatedbythevirus Aninfectedhumancanthenspreadthediseasetootherhumans Althoughitalsocirculatesinpigs youcannotgetitbyeatingproperlyhandledandcookedporkorporkproducts ThebestwaytopreventtheH1N1fluistogettheseasonalfluvaccine Youshouldalsofollowouradvisetokeepyourselfhealthyduringfluseason H1N1Influenza SwineFlu H5N1BirdFlu Theavianinfluenzavirus orbirdflu occursnaturallyinwildbirds butdoesnotmakethemsick Becausethevirusisverycontagiousamongbirds avianinfluenzaviruscanbedeadlyiftransmittedtodomesticatedbirds HumaninfectionsarecausedbytransmissionoftheInfluenzaAvirusfrominfectedbirdstohumans H5N1BirdFlu AlthoughH5N1doesnotusuallyinfecthumans nearly650casesofhumancasesofH5N1havebeenreportedfrom15countriessince2003 FeverandcoughAcuterespiratorydistressShortnessofbreath difficultybreathingAbdominalpainDiarrhea Symptoms HowcanwepreventhighlypathogenicH5N1virusinfection Thebestwaytopreventinfectionistoavoidanycontactwithsickordeadpoultry ThisincludesavoidingvisitinglivepoultrymarketsthatmaybeinfectedwithH5N1whentraveling AlsoavoidsickpeoplewhomighthaveH5N1virusinfectioninaffectedcountries H7N9isanewtypeofbirdflu avianfludiscoveredinShanghaiandanhuifirstattheendofmarchin2013 FightingAgainstH7N9BirdFlu wehadsuccessfullydevelopedthevaccinefortheH7N9birdfluvirus aftertheflustrainhadleftmorethan130peopleinfected with45fatalitiesreported Vaccinationisthebestwaytoprotectyourselffromtheflu Thereareadditionalstepsyoucantaketokeepyourselfandyourfamilyhealthythisfluseason Prevention VACCINATEDEveryone6monthsofageandoldershouldgetvaccinatedagainsttheflu TAKEPRECAUTIONSTakeeverydayprecautions likewashingyourhands toprotectyourhealth ANTIVIRALMEDICATIONSIfyouareexposedtoorcaringforsomeonewiththeflu talktoyourdoctoraboutpreventiveantiviralmedications Prevention Therearestepsyoucantakeinyourdailylifetohelpprotectyoufromgettingtheflu 1 Washyourhandsoftenwithsoapandwateroranalcohol basedhandrub 2 Avoidtouchingyoureyes nose ormouth Germsspreadthisway 3 Trytoavoidclosecontactwithsickpeople Preventi
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