It's very important to note that when the actual disease infects a person, the antigens multiply thousands and thousands of times until a raging infection is underway. The vaccine provides just enough of these antigens for the body to recognize them and complete the immune response process, t...
In May 2021, U.S. President Joe Biden announced his goal as getting at least 70% of Americans partially vaccinated against COVID-19 by July of that year. However, government records indicate that as late as September 2022, more than 31% of Americans were still not fully vaccinated. It ha...
Give the definition of vaccine/vaccination, and describe an experiment that lead to the discovery of vaccinations. Do we have to get vaccinated every year against influenza? What effect will previous years' vaccines have on the immune response to the current influenza strain? What is the differenc...
Biologically Covid still exists in the world and most of us would rather not catch it. 从生物学上讲,新冠病毒仍然存在,而且大多数人都不愿感染它。 But if you’re vaccinated, the risk of getting seriously ill is much lower, so it’s reasonable to make plans to resume normal life. 但如果...
Giving special freedoms to the vaccinated is a thorny issue, with some ministers fearing it could lead to social tensions at a time when not everyone has had the opportunity to get vaccinated, as well as make it harder for regions to enforce the curbs. As ...
Biologically Covid still exists in the world and most of us would rather not catch it. But if you’re vaccinated, the risk of getting seriously ill is much lower, so it’s reasonable to make plans to resume normal life. When enough people do this, wedeclare victory– a phrase meaning ...
The trends among teenagers have been consistent with a fall in the rates ofyounger childrenwho are fully vaccinated. In 2023, 92.8% of one-year-olds were fully vaccinated, down from 94.8% in 2020. At five years old, the coverage rate in 2023 was 93.3%, down also from 94.8% in 2020....
If you are fully vaccinatedand havereceived your booster then you do not need to be quarantined if exposed to COVID-19 however you should: Wear a well-fitting mask around other people for 10 days. Anyone who has been exposed to COVID-19 should be tested for SARS-CoV-2 (the virus that...
" They said, "Our hearts broke for you each time, but we knew that these were things that you had to do. We had to risk you becoming upset while we waited for you to get used to the situation with time and with more experience. You had to get vaccinated. You had to go to ...
The best way to prevent the flu is to get vaccinated (接种疫苗).3However, it still offers considerable protection. In adults , the vaccine is 59 percent protective on average. For children the story is better. Clearly, we need better vaccines but it’s still a really good idea to get ...