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有的孩子经常反复患感冒、气管炎、肺炎,这不仅影响孩子的健康成长,也给家长带来极大的负担。要想预防感冒、气管炎,首先要知道得病的原因。近年来发现,引起小儿呼吸道疾病的细菌病原在减少,而病毒感染显著增多,常见的有流感、副流感病毒,鼻病毒,柯萨奇病毒,埃可病毒,冠状病毒,呼吸道融合细胞病毒及腺病毒等。另一方面,这些病毒和细菌要引起孩子患病,又和许多因素有关。外因方面,如气候不好使孩子着凉,或室内通风不好,空气污浊,细菌和病毒密度增大,以致容易受传染。内因方面,我们发现在对孩子娇生惯养的家庭中,孩子很少到户外活动,因而对自然界缺乏适应能力,稍一疏忽就容易得病。也有的孩子是由于营养缺乏或喂养不当,减
Some children often suffer from colds, bronchitis and pneumonia. This not only affects the healthy growth of children, but also brings great burden to parents. To prevent colds, bronchitis, we must first know the causes of illness. In recent years, it has been found that the number of bacterial pathogens causing respiratory diseases in children is decreasing while the number of viral infections is significantly increased. Commonly, there are influenza, parainfluenza, rhinovirus, coxsackie, echovirus, coronavirus, respiratory syncytial virus and aden Virus and so on. On the other hand, these viruses and bacteria cause their children to suffer from many factors. External factors, such as poor weather to keep children cool, or poor indoor ventilation, air pollution, bacteria and viruses increased density, so easily infected. Internally, we find that in families that spoil their children, children rarely have outdoor activities and thus lack the ability to adapt to nature, making them vulnerable to negligence. Some children are due to lack of nutrition or improper feeding, minus