据统计,全球成人平均每年患感冒2～4次,儿童平均每年患感冒6～8次,可见感冒是一种十分普遍的危害人类健康的疾病。感冒多数是由病毒引起的上呼吸道感染性疾病,可分成普通感冒和流行性感冒两大类,一年四季均可发病。普通感冒多发生在气候变化比较剧烈的冬春季, According to statistics, the average adult people in the world suffer from an average of 2 to 4 cold episodes each year and children suffer from an average of 6 to 8 cold episodes each year. This shows that cold is a very common disease that endangers human health. The flu is caused by the virus most of the upper respiratory tract infection can be divided into two categories of common cold and influenza, all year round can be disease. The common cold occurs in winter and spring where climate change is more intense,