转自：科普中国
很多人有这样的误解，认为免疫力强，就是好事。其实对免疫系统来说，最重要的是——
平衡
免疫力太强、太弱都不是好事，太弱时对病原体的抵抗力下降，容易感染；太强则会更容易过敏，或引起自身免疫性疾病。
以下是无意识中给免疫系统带来伤害、影响平衡性的事，看看你中了几个？
参考文献
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