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　　老??(lao)年??(nian)期??(qi)免??(mian)疫??(yi)系??(xi)統(tǒng)??(tong)如??(ru)同??(tong)“老??(lao)兵??(bing)”??，經(jīng)??(jing)驗(yàn)??(yan)豐??(feng)富??(fu)但??(dan)機(jī)?(ji)能??(neng)衰??(shuai)退??(tui)??，需??(xu)針??(zhen)對(duì)??(dui)性??(xing)維??(wei)護(hù)??(hu)以??(yi)降??(jiang)低??(di)重??(zhong)癥??(zheng)風(fēng)??(feng)險(xiǎn)??(xian)?。??這??(zhe)一??(yi)時(shí)??(shi)期??(qi)的??(de)免??(mian)疫??(yi)特??(te)點(diǎn)??(dian)??，一??(yi)是??(shi)T細(xì)??(xi)胞??(bao)功??(gong)能??(neng)退??(tui)化??(hua)??，記??(ji)憶??(yi)T細(xì)??(xi)胞??(bao)主??(zhu)導(dǎo)??(dao)??，但??(dan)清??(qing)除??(chu)病??(bing)原??(yuan)體??(ti)能??(neng)力??(li)下??(xia)降?(jiang)；二??(er)是??(shi)抗??(kang)體??(ti)質(zhì)??(zhi)量?(liang)降??(jiang)低??(di)??，疫??(yi)苗??(miao)應(yīng)??(ying)答?(da)減??(jian)弱?(ruo)??，感??(gan)染??(ran)(如?(ru)肺??(fei)炎??(yan)、帶??(dai)狀??(zhuang)皰??(pao)疹??(zhen))易??(yi)重?(zhong)癥??(zheng)化??(hua)；三??(san)是??(shi)衰??(shuai)老??(lao)相??(xiang)關(guān)??(guan)疾??(ji)病??(bing)發(fā)??(fa)病??(bing)風(fēng)??(feng)險(xiǎn)??(xian)上??(shang)升?(sheng)：免??(mian)疫??(yi)監(jiān)??(jian)視??(shi)功??(gong)能??(neng)減??(jian)弱??(ruo)??，無??(wu)法??(fa)及??(ji)時(shí)?(shi)清??(qing)除??(chu)突??(tu)變??(bian)細(xì)??(xi)胞??(bao)?。　　第??(di)一??(yi)道?(dao)防??(fang)御?(yu)是??(shi)物??(wu)理??(li)屏??(ping)障??(zhang)??，比?(bi)如??(ru)皮?(pi)膚??(fu)和??(he)黏??(nian)膜??(mo)??，像?(xiang)城??(cheng)墻??(qiang)一??(yi)樣??(yang)覆??(fu)蓋??(gai)體??(ti)表??(biao)??，通?(tong)過??(guo)汗??(han)液?(ye)、皮??(pi)脂??(zhi)和??(he)黏??(nian)液??(ye)中??(zhong)的??(de)抗?(kang)菌??(jun)成??(cheng)分??(fen)??，直??(zhi)接??(jie)阻??(zu)擋??(dang)細(xì)??(xi)菌??(jun)、病??(bing)毒??(du)入??(ru)侵??(qin)；比??(bi)如??(ru)呼??(hu)吸??(xi)道??(dao)纖??(xian)毛??(mao)??，如??(ru)同??(tong)護(hù)??(hu)城??(cheng)河??(he)的??(de)“清??(qing)道??(dao)夫??(fu)”??，通??(tong)過??(guo)擺??(bai)動(dòng)??(dong)??，將??(jiang)灰??(hui)塵??(chen)和?(he)病??(bing)原??(yuan)體??(ti)排??(pai)出??(chu)體??(ti)外??(wai)??。??CJBHUBXHJSqibao666888　　lao ??(lao)nian ??(nian)qi ??(qi)mian ??(mian)yi ??(yi)xi ??(xi)tong ??(tong)ru ??(ru)tong ??(tong)“l(fā)ao ??(lao)bing ??(bing)”??，jing ??(jing)yan ??(yan)feng ??(feng)fu ??(fu)dan ??(dan)ji ?(ji)neng ??(neng)shuai ??(shuai)tui ??(tui)??，xu ??(xu)zhen ??(zhen)dui ??(dui)xing ??(xing)wei ??(wei)hu ??(hu)yi ??(yi)jiang ??(jiang)di ??(di)zhong ??(zhong)zheng ??(zheng)feng ??(feng)xian ??(xian)?。??zhe ??(zhe)yi ??(yi)shi ??(shi)qi ??(qi)de ??(de)mian ??(mian)yi ??(yi)te ??(te)dian ??(dian)??，yi ??(yi)shi ??(shi)Txi ??(xi)bao ??(bao)gong ??(gong)neng ??(neng)tui ??(tui)hua ??(hua)??，ji ??(ji)yi ??(yi)Txi ??(xi)bao ??(bao)zhu ??(zhu)dao ??(dao)??，dan ??(dan)qing ??(qing)chu ??(chu)bing ??(bing)yuan ??(yuan)ti ??(ti)neng ??(neng)li ??(li)xia ??(xia)jiang ?(jiang)；er ??(er)shi ??(shi)kang ??(kang)ti ??(ti)zhi ??(zhi)liang ?(liang)jiang ??(jiang)di ??(di)??，yi ??(yi)miao ??(miao)ying ??(ying)da ?(da)jian ??(jian)ruo ?(ruo)??，gan ??(gan)ran ??(ran)(ru ?(ru)fei ??(fei)yan ??(yan)、dai ??(dai)zhuang ??(zhuang)pao ??(pao)zhen ??(zhen))yi ??(yi)zhong ?(zhong)zheng ??(zheng)hua ??(hua)；san ??(san)shi ??(shi)shuai ??(shuai)lao ??(lao)xiang ??(xiang)guan ??(guan)ji ??(ji)bing ??(bing)fa ??(fa)bing ??(bing)feng ??(feng)xian ??(xian)shang ??(shang)sheng ?(sheng)：mian ??(mian)yi ??(yi)jian ??(jian)shi ??(shi)gong ??(gong)neng ??(neng)jian ??(jian)ruo ??(ruo)??，wu ??(wu)fa ??(fa)ji ??(ji)shi ?(shi)qing ??(qing)chu ??(chu)tu ??(tu)bian ??(bian)xi ??(xi)bao ??(bao)??！　i ??(di)yi ??(yi)dao ?(dao)fang ??(fang)yu ?(yu)shi ??(shi)wu ??(wu)li ??(li)ping ??(ping)zhang ??(zhang)??，bi ?(bi)ru ??(ru)pi ?(pi)fu ??(fu)he ??(he)nian ??(nian)mo ??(mo)??，xiang ?(xiang)cheng ??(cheng)qiang ??(qiang)yi ??(yi)yang ??(yang)fu ??(fu)gai ??(gai)ti ??(ti)biao ??(biao)??，tong ?(tong)guo ??(guo)han ??(han)ye ?(ye)、pi ??(pi)zhi ??(zhi)he ??(he)nian ??(nian)ye ??(ye)zhong ??(zhong)de ??(de)kang ?(kang)jun ??(jun)cheng ??(cheng)fen ??(fen)??，zhi ??(zhi)jie ??(jie)zu ??(zu)dang ??(dang)xi ??(xi)jun ??(jun)、bing ??(bing)du ??(du)ru ??(ru)qin ??(qin)；bi ??(bi)ru ??(ru)hu ??(hu)xi ??(xi)dao ??(dao)xian ??(xian)mao ??(mao)??，ru ??(ru)tong ??(tong)hu ??(hu)cheng ??(cheng)he ??(he)de ??(de)“qing ??(qing)dao ??(dao)fu ??(fu)”??，tong ??(tong)guo ??(guo)bai ??(bai)dong ??(dong)??，jiang ??(jiang)hui ??(hui)chen ??(chen)he ?(he)bing ??(bing)yuan ??(yuan)ti ??(ti)pai ??(pai)chu ??(chu)ti ??(ti)wai ??(wai)??。??