COVID19 is a new disease. Current understanding about how the virus spreads is largely based on what is known about similar coronaviruses(冠状病毒). The virus is thought to spread mainly from person to person, especially between people who are in close contact with one another (within abo...
President Trump not only dismissed COVID-19 as a minor "flu" (even as he blamed China for the "Wuhan Virus"), he encouraged irresponsible behavior and skepticism among the wider public that is still costing lives. He refused to give proper Federal leadership and, therefore, states were force...
Here’s what you need to know about COVID-19 pneumonia today. Read: Types of Respiratory Viral Infections. What Is Pneumonia? Pneumonia is an inflammation of the lung tissue. It’s caused by a number of viral infections, such as the influenza (flu) virus or SARS-CoV-2 – the culprit ...
D. The flu vaccines are expected to help prevent COVID-19. 相关知识点: 试题来源: 解析 1. A 2. B 3. D 4. A 【分析】 这是一篇说明文。文章讲述了接种疫苗是帮助我们预防疾病的最有效方法之一,有的疫苗可以一劳永逸的保护接种人,而流感疫苗则是个例外,介绍了流感疫苗的相关知识,如其生产研发...
spread of the virus. Second is the severity of the disease caused by the virus, and lastly, the societal impact of the disease. A disease is more likely to become a pandemic if it is caused by a new strain of a virus, as is the case with Coronavirus Disease 2019 or COVID-19. The...
Four years after the UK's first COVID lockdown was announced, infectious disease experts explain why it's increasingly likely a virus will "jump" from animals to humans and cause another pandemic.
†A person may experience flu symptoms 1-4 days after infection, whereas COVID-19 symptoms may be experienced 2-14 days after infection. This table is for informational purposes only and is not intended to substitute for the advice of your healthcare provider. If you have any of the flu...
children and those aged 60 and above, receive flu vaccines.This year the situation seems more complicated, as the upcoming flu season coincides with the COVID-19 pandemic. This could overwhelm hospitals, straining(过度使用)resources and healthcare workers'time.()28. What do we know about ...
Novel Coronavirus: COVID-19 new type of coronavirus 2019-ncoV COVID-19 severe pneumonia original virus According toCenters for Disease Control and Prevention: A new type of virus is extremely dangerous because it causes the rapid development of pneumonia. Once in the human body, the virus easily...
Students wear masks amid a health scare over the novel coronavirus in a Chinese school in Quezon City, Philippines, Jan 28, 2020. [Photo/Agencies] Causes and symptoms Both the COVID-19 and flu are diseases caused by a virus. In the case of flu, the pathogens are influenza viruses, and...