C When cold and flu season arrives, you might notice that your symptoms (症状) seem to worsen as the day turns to night. This is a real effect.Our body's biological clock plays an important role. At night, this clock tells our immune(免疫) cells to become more active as they search...
When FDA experts met to pick viral targets for the next flu season, they also discussed a promising new way to create vaccines. U.S. influenza vaccine production relies on a delicate chain of events. It starts each year with global surveillance and ...
百度试题 结果1 题目 (B) 8. We ___ masks when we go out during the flu season(流感季节). A. can't wear B. should wear C. didn't wear D. needn't wear 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
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The medical community is about to find out how prepared it is for the double whammy ofinfluenzaand COVID-19 that has been predicted for the fall of 2020. The complexities of diagnosis, management of vulnerable patients, and overflowing medical centers that have made the COVID-19 crisis so br...
And is the end of COVID-19 nearer?Since we published our first outlook, on September 21st, the COVID-19 pandemic has raged on, with more than 25 million additional cases and more than 400,000 additional deaths. While the situation looks somewhat better in parts of the Southern Hemisphere,...
And is the end of COVID-19 nearer? Since we published our first outlook, on September 21st, the COVID-19 pandemic has raged on, with more than 25 million additional cases and more than 400,000 additional deaths. While the situation looks somewhat better in parts of the Southern Hemisphere...
In addition, the CDC notes that COVID has rendered the timing and duration of flu activity less predictable. Flu vaccination before November is ideal, but any time you’re able to get a dose throughout the season is better than no protection at all, Hopkins says. “Get it as soon as ...
1. Flu Vaccine How you get it:As a shot, or sometimes a nasal spray is recommended How often and when:Once a year, usually starting in September through the end of thefluseason, which can last as late as May. The earlier you get it, the better your protection. ...
We should wear a mask when we go out in a flu season. What's the main purpose of wearing a mask? A. To look cool. B. To protect ourselves from getting sick. C. To make others happy. D. To hide our faces. 相关知识点: