Covid-19: What is the evidence for cloth masks?doi:10.1136/bmj.m1422Elisabeth MahaseThe BMJ
—I’m positive (阳性的) for COVID (新型冠状病毒感染) . What should I do? ( ) —Don’t ___. You should drink more water and stay in bed for a few days. You’ll get well soon. Don’t go outside until you turn negative (阴性的) . A. worry...
When the COVID-19 pandemic took off in 2020, so too did questions over the effectiveness of wearing a face mask to prevent the spread of the virus. Now, four years later, what does the science say? In an interview for 60 Minutes, CBS News chief medical correspondent Dr. Jon LaPook ...
Spread of the coronavirus has exposed troubling problems at fur farms and how we respond to outbreaks there.
选项B:practice 的意思是 “练习、实践”,“practice COVID - 19” 这种表达是错误的,不符合语义。选项C:protect 有 “保护” 的意思,但是通常用法是 “protect...from...”(保护…… 免受……),这里用法错误;“carefully”(仔细地)用来修饰 “wash hands”(洗手)是合理的,但是前面的动词用法错误。 所以,...
COVID-19ADULT respiratory distress syndromeIntensive Care Medicine -doi:10.1007/s00134-020-06284-zGraeme MacLarenAlain CombesDaniel BrodieSpringer Berlin HeidelbergIntensive Care Medicine
the novel coronavirus; COVID-19 stands for: 'CO' stands for 'corona,' 'VI' for 'virus,' and 'D' for disease.
Think of a mask as if it's a maze that a viral particle has to navigate in order to infect the wearer. The more obstacles it encounters, the better for that person. In addition to fit and weave, the shape of the mask's fibers can matter, too. Cotton, for example, Fernandez says,...
COVID-19 is a respiratory disease. It can do a lot of damage to your respiratory tract, which includes your lungs. COVID can cause a range of breathing problems, from mild to critical. Older adults and people with other health conditions like heart disease, cancer, and diabetes may have ...
What do I need to know about coronavirus disease 2019 (COVID-19) and children?COVID-19 illness tends to be more mild in children, but anyone can develop severe illness. Babies younger than 1 year and all children with underlying conditions are at increased risk for severe illness. Even if...