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不少孩子特别不适应气候骤变,在流感流行的季节反复感冒,令家长感到不安:平时非常注意孩子的饮食营养,为什么还是常患病?一般认为,3岁以下儿童一年之内发生上呼吸道感染7次,下呼吸道感染3次;3-6岁儿童发生上呼吸道感染6次,下呼吸道感染2次;学龄儿童产生上呼吸道感染5次,下呼吸?
Many children especially do not adapt to sudden changes in the climate. Repeated cold in the flu season can make parents feel uneasy. Usually, they pay great attention to their children’s diet and nutrition, and why are they still sick? It is generally believed that children under three years of age will develop within one year Respiratory tract infections 7 times, 3 times lower respiratory tract infection; 3-6 years old children with upper respiratory tract infection 6 times, lower respiratory tract infection 2 times; school-age children have upper respiratory tract infection 5 times, lower respiratory tract?