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　　真??(zhen)正??(zheng)的??(de)健??(jian)康??(kang)之??(zhi)道?(dao)??，是??(shi)尊?(zun)重??(zhong)免??(mian)疫??(yi)系?(xi)統(tǒng)??(tong)的??(de)自??(zi)然??(ran)規(guī)??(gui)律??(lv)——通?(tong)過??(guo)科?(ke)學(xué)??(xue)防??(fang)護??(hu)、自??(zi)律??(lv)生??(sheng)活??(huo)和?(he)定??(ding)期??(qi)監(jiān)??(jian)測??(ce)??，讓??(rang)免??(mian)疫??(yi)力?(li)在??(zai)“攻??(gong)守??(shou)兼??(jian)備??(bei)”中??(zhong)穩(wěn)??(wen)定??(ding)運??(yun)行??(xing)??。??正??(zheng)如??(ru)中??(zhong)醫(yī)??(yi)所??(suo)言??(yan)：“正??(zheng)氣??(qi)存??(cun)內(nèi)秘(nei)??，邪??(xie)不??(bu)可??(ke)干??(gan)”??，這?(zhe)里??(li)的??(de)“正??(zheng)氣??(qi)”并??(bing)非??(fei)越??(yue)強??(qiang)越??(yue)好??(hao)??，而??(er)是??(shi)“亢??(kang)則??(ze)害??(hai)??，承??(cheng)乃?(nai)制??(zhi)”??，需??(xu)要??(yao)維?(wei)持??(chi)身??(shen)體??(ti)陰??(yin)陽??(yang)調(diào)??(tiao)和??(he)、氣??(qi)血?(xue)通??(tong)暢??(chang)的?(de)平??(ping)衡??(heng)狀??(zhuang)態(tài)??(tai)??。唯??(wei)有??(you)如??(ru)此??(ci)??，免??(mian)疫??(yi)系??(xi)統(tǒng)??(tong)才??(cai)能??(neng)真??(zhen)正??(zheng)成??(cheng)為??(wei)守??(shou)護?(hu)健??(jian)康??(kang)的??(de)“隱??(yin)形??(xing)盾??(dun)牌??(pai)”???！　??(ying)幼??(you)兒??(er)期?(qi)(0～3歲??(sui))??，新??(xin)生??(sheng)兒??(er)免??(mian)疫??(yi)系??(xi)統(tǒng)??(tong)像??(xiang)一??(yi)支??(zhi)未??(wei)經(jīng)??(jing)實??(shi)戰(zhàn)??(zhan)的??(de)“新??(xin)兵??(bing)部??(bu)隊??(dui)”??，先??(xian)天??(tian)性??(xing)免??(mian)疫?(yi)(如??(ru)中??(zhong)性??(xing)粒??(li)細??(xi)胞??(bao)、巨??(ju)噬??(shi)細??(xi)胞??(bao))活??(huo)性??(xing)高??(gao)??，但??(dan)皮??(pi)膚??(fu)、黏??(nian)膜??(mo)屏??(ping)障??(zhang)薄??(bo)弱??(ruo)??，易?(yi)受??(shou)病??(bing)毒??(du)(如??(ru)呼??(hu)吸??(xi)道??(dao)合??(he)胞??(bao)病?(bing)毒??(du)、輪??(lun)狀??(zhuang)病??(bing)毒??(du))侵??(qin)襲??(xi)??。??此??(ci)時??(shi)主??(zhu)要??(yao)依??(yi)賴??(lai)母??(mu)體?(ti)通??(tong)過??(guo)胎??(tai)盤??(pan)和??(he)母??(mu)乳??(ru)傳??(chuan)遞??(di)的?(de)抗??(kang)體??(ti)(如??(ru)IgG、IgA)提??(ti)供?(gong)保??(bao)護??(hu)??。。