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原標(biāo)題：亚洲 欧美 日韩 综合aⅴ

　　兒??(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(kāi)??(kai)始??(shi)發(fā)??(fa)揮??(hui)主??(zhu)力??(li)作??(zuo)用??(yong)??，能??(neng)針?(zhen)對(duì)??(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)秘(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(guò)??(guo)度?(du)??，如??(ru)對(duì)??(dui)花?(hua)粉??(fen)、食??(shi)物??(wu)等??(deng)無(wú)??(wu)害??(hai)物?(wu)質(zhì)??(zhi)過(guò)??(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)??。　　還??(hai)有??(you)人??(ren)認(rèn)??(ren)為??(wei)“免??(mian)疫??(yi)疾??(ji)病??(bing)=免??(mian)疫??(yi)力??(li)低??(di)下??(xia)”??，甚??(shen)至?(zhi)將??(jiang)類??(lei)風(fēng)?(feng)濕??(shi)關(guān)??(guan)節(jié)??(jie)炎??(yan)、紅??(hong)斑??(ban)狼??(lang)瘡?(chuang)等??(deng)疾??(ji)病??(bing)歸?(gui)咎??(jiu)于?(yu)“免??(mian)疫??(yi)力??(li)不??(bu)足??(zu)”??。??這??(zhe)種??(zhong)誤??(wu)解??(jie)導(dǎo)??(dao)致??(zhi)人??(ren)們??(men)大??(da)量??(liang)服??(fu)用??(yong)“增??(zeng)強(qiáng)??(qiang)免??(mian)疫??(yi)力??(li)”的??(de)保??(bao)健??(jian)品??(pin)??，或?(huo)注??(zhu)射??(she)免??(mian)疫??(yi)增??(zeng)強(qiáng)??(qiang)劑??(ji)??，結(jié)?(jie)果??(guo)適??(shi)得??(de)其??(qi)反??(fan)??。。