春天,气候乍暖还寒,变化多端,人们常难以及时适应,加之自然界中细菌、病毒等病原微生物在气温回升转暖的条件下,开始大量繁殖,活力增强,容易侵犯人体而导致疾病的发生,是各种传染性疾病高发的季节,此时,稍有不慎,极易外感病邪,细菌、病毒等病原体乘虚而入,引发流感、流行性脑脊髓膜炎、流行性 In spring, the climate turns warm and cold, changing. It is often difficult for people to adapt themselves in time. In addition, bacteria, viruses and other pathogenic microorganisms in nature start to proliferate under the conditions of warming of the temperature, and their vitality is enhanced, causing the disease to easily invade the human body. , Is a season of high incidence of various infectious diseases, this time, a little careless, vulnerable to exogenous pathogens, bacteria, viruses and other pathogens take advantage of, triggering influenza, epidemic meningitis, epidemic