As waves of cold air hit, various respiratory diseases have entered an active period, including influenza (influenza for short). Centers for disease control and prevention around the country have even issued early warnings recently: In the coming period of time, the activity of influenza virus will continue to increase, and the risk of concentrated fever epidemic in schools, kindergartens and other units will increase. Influenza is much more dangerous than the common cold. Although it is also called [cold], influenza is a more annoying and dangerous guy. After being infected with influenza virus, patients will suffer from sudden high fever, cough, headache, general weakness and muscle pain, which obviously affects the quality of life. According to the data estimated by Read More …