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　　免??(mian)疫??(yi)系??(xi)統(tǒng)??(tong)如??(ru)同??(tong)人??(ren)體??(ti)的??(de)“智??(zhi)能??(neng)防?(fang)衛(wèi)??(wei)軍??(jun)”??，在?(zai)不??(bu)同??(tong)人??(ren)生??(sheng)階??(jie)段??(duan)需??(xu)要??(yao)差??(cha)異??(yi)化??(hua)的??(de)戰(zhàn)??(zhan)略??(lve)部??(bu)署??(shu)??。??現(xiàn)??(xian)代??(dai)醫(yī)??(yi)學(xué)??(xue)研??(yan)究??(jiu)發(fā)??(fa)現(xiàn)??(xian)??，0～3歲??(sui)兒??(er)童??(tong)免??(mian)疫??(yi)記??(ji)憶??(yi)形??(xing)成??(cheng)速??(su)度??(du)約??(yue)為??(wei)成??(cheng)人??(ren)的??(de)3倍??(bei)??，而??(er)60歲??(sui)后??(hou)胸?(xiong)腺??(xian)功??(gong)能??(neng)每??(mei)年??(nian)衰??(shuai)退??(tui)3%??。因??(yin)此??(ci)??，掌??(zhang)握??(wo)各??(ge)年?(nian)齡?(ling)段??(duan)的??(de)免?(mian)疫??(yi)維??(wei)護(hù)??(hu)密??(mi)碼??(ma)??，才??(cai)能??(neng)讓?(rang)這??(zhe)道??(dao)健??(jian)康??(kang)防??(fang)線??(xian)愈??(yu)加??(jia)堅(jiān)??(jian)固??(gu)???！　??(er)童?(tong)至??(zhi)青?(qing)少??(shao)年?(nian)期??(qi)(4～18歲??(sui))??，隨??(sui)著??(zhe)免??(mian)疫??(yi)系??(xi)統(tǒng)??(tong)逐??(zhu)漸?(jian)成??(cheng)熟??(shu)??，適??(shi)應(yīng)??(ying)性??(xing)免??(mian)疫??(yi)(T細(xì)??(xi)胞??(bao)、B細(xì)??(xi)胞??(bao))開??(kai)始??(shi)發(fā)??(fa)揮??(hui)主??(zhu)力??(li)作??(zuo)用?(yong)??，能??(neng)針??(zhen)對??(dui)病?(bing)原??(yuan)體??(ti)產(chǎn)??(chan)生??(sheng)特??(te)異??(yi)性??(xing)抗?(kang)體??(ti)??。??但??(dan)免??(mian)疫??(yi)系?(xi)統(tǒng)??(tong)也??(ye)可?(ke)能??(neng)因??(yin)“經(jīng)??(jing)驗(yàn)??(yan)不??(bu)足??(zu)”而??(er)反??(fan)應(yīng)?(ying)過??(guo)度??(du)??，如??(ru)對??(dui)花?(hua)粉??(fen)、食??(shi)物??(wu)等?(deng)無?(wu)害??(hai)物??(wu)質(zhì)??(zhi)過??(guo)度??(du)反??(fan)應(yīng)??(ying)??，引??(yin)發(fā)??(fa)哮??(xiao)喘??(chuan)、濕??(shi)疹??(zhen)；如??(ru)接??(jie)觸??(chu)外??(wai)界??(jie)增??(zeng)多??(duo)??，易??(yi)感??(gan)染??(ran)手??(shou)足?(zu)口??(kou)病??(bing)、水??(shui)痘??(dou)等?(deng)傳??(chuan)染??(ran)病?(bing)??。VDDARMDRGZqibao666888　　mian ??(mian)yi ??(yi)xi ??(xi)tong ??(tong)ru ??(ru)tong ??(tong)ren ??(ren)ti ??(ti)de ??(de)“zhi ??(zhi)neng ??(neng)fang ?(fang)wei ??(wei)jun ??(jun)”??，zai ?(zai)bu ??(bu)tong ??(tong)ren ??(ren)sheng ??(sheng)jie ??(jie)duan ??(duan)xu ??(xu)yao ??(yao)cha ??(cha)yi ??(yi)hua ??(hua)de ??(de)zhan ??(zhan)lve ??(lve)bu ??(bu)shu ??(shu)??。??xian ??(xian)dai ??(dai)yi ??(yi)xue ??(xue)yan ??(yan)jiu ??(jiu)fa ??(fa)xian ??(xian)??，0～3sui ??(sui)er ??(er)tong ??(tong)mian ??(mian)yi ??(yi)ji ??(ji)yi ??(yi)xing ??(xing)cheng ??(cheng)su ??(su)du ??(du)yue ??(yue)wei ??(wei)cheng ??(cheng)ren ??(ren)de ??(de)3bei ??(bei)??，er ??(er)60sui ??(sui)hou ??(hou)xiong ?(xiong)xian ??(xian)gong ??(gong)neng ??(neng)mei ??(mei)nian ??(nian)shuai ??(shuai)tui ??(tui)3%??。yin ??(yin)ci ??(ci)??，zhang ??(zhang)wo ??(wo)ge ??(ge)nian ?(nian)ling ?(ling)duan ??(duan)de ??(de)mian ?(mian)yi ??(yi)wei ??(wei)hu ??(hu)mi ??(mi)ma ??(ma)??，cai ??(cai)neng ??(neng)rang ?(rang)zhe ??(zhe)dao ??(dao)jian ??(jian)kang ??(kang)fang ??(fang)xian ??(xian)yu ??(yu)jia ??(jia)jian ??(jian)gu ??(gu)???！　r ??(er)tong ?(tong)zhi ??(zhi)qing ?(qing)shao ??(shao)nian ?(nian)qi ??(qi)(4～18sui ??(sui))??，sui ??(sui)zhe ??(zhe)mian ??(mian)yi ??(yi)xi ??(xi)tong ??(tong)zhu ??(zhu)jian ?(jian)cheng ??(cheng)shu ??(shu)??，shi ??(shi)ying ??(ying)xing ??(xing)mian ??(mian)yi ??(yi)(Txi ??(xi)bao ??(bao)、Bxi ??(xi)bao ??(bao))kai ??(kai)shi ??(shi)fa ??(fa)hui ??(hui)zhu ??(zhu)li ??(li)zuo ??(zuo)yong ?(yong)??，neng ??(neng)zhen ??(zhen)dui ??(dui)bing ?(bing)yuan ??(yuan)ti ??(ti)chan ??(chan)sheng ??(sheng)te ??(te)yi ??(yi)xing ??(xing)kang ?(kang)ti ??(ti)??。??dan ??(dan)mian ??(mian)yi ??(yi)xi ?(xi)tong ??(tong)ye ??(ye)ke ?(ke)neng ??(neng)yin ??(yin)“jing ??(jing)yan ??(yan)bu ??(bu)zu ??(zu)”er ??(er)fan ??(fan)ying ?(ying)guo ??(guo)du ??(du)??，ru ??(ru)dui ??(dui)hua ?(hua)fen ??(fen)、shi ??(shi)wu ??(wu)deng ?(deng)wu ?(wu)hai ??(hai)wu ??(wu)zhi ??(zhi)guo ??(guo)du ??(du)fan ??(fan)ying ??(ying)??，yin ??(yin)fa ??(fa)xiao ??(xiao)chuan ??(chuan)、shi ??(shi)zhen ??(zhen)；ru ??(ru)jie ??(jie)chu ??(chu)wai ??(wai)jie ??(jie)zeng ??(zeng)duo ??(duo)??，yi ??(yi)gan ??(gan)ran ??(ran)shou ??(shou)zu ?(zu)kou ??(kou)bing ??(bing)、shui ??(shui)dou ??(dou)deng ?(deng)chuan ??(chuan)ran ??(ran)bing ?(bing)??。