The development and popularity of modern protective masks are closely related to air pollution, pollen, and the spread of disease.Do you know about the history of protective mask?

Many people wear protective mask in daily life, and surgeons also wear them. There is no difference between the protective masks they wear and the protective masks people wear daily. So why do surgeons wear protective masks?

Today, protective mask is wildly used in people's daily lives. The decline in air quality and the outbreak of influenza have all contributed to the development and progress of protective masks. However, the protective mask can only perform its function after being properly worn. The masks used in daily life include blue, pink, black and other colors.But which side do you wear a protective mask and do you wear it correctly?

Cold currents, flu, pollen, air pollution ... have made people put on protective masks. However, many people wear the same protective mask for three or four days and do not change their clothes even when it becomes dark. Han Shuhua, deputy chief physician of the Department of Respiratory Medicine of Zhongda Hospital of Southeast University, told the Life Times reporter that when wearing a protective mask for a long time, the breath exhaled on the inside of the protective mask.If it is not cleaned or replaced in time, it is easy to breed bacteria and harm health; Contaminants build up on the mask and can also affect the respiratory system.How long have you changed your protective mask?