会引起肠胃型流感的诺如病毒和引发老年人、婴幼儿、慢性病患者肺炎的腺病毒去冬今春十分活跃。专家提醒,预防病毒的关键,在于增强锻炼,提高身体抵抗力,少去公共场所,外出戴口罩,患病后不要滥用抗 The Norovirus, which causes stomach flu, and the adenovirus that causes pneumonia in elderly, infants, and chronically ill patients, are very active in winter and early spring. Experts advise that the key to preventing the virus is to enhance exercise, improve the body’s resistance, less public places, go out to wear masks, do not abuse the disease after the illness