The COVID-19 pandemic has engulfed the world in the blink of an eye and created a state of panic. Vaccine is one of the suggested ways to counter the menace. Smallpox was an ideal vaccine candidate yet, it took about 182 years to eradicate. Vacc...
Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www.springernature.com/us). Scientific American maintains a strict policy of editorial independence in reporting developments in science to our...
"My sense is that these are glitches that will be addressed pretty quickly, but if not, please know, first and foremost, you should not have to put money out of pocket to get the COVID vaccine," Health and Human Services Secretary Xavier Becerra told reporters on Sept. 20. ...
“For right now, you know that a line is crossed if you see people fully immunized with the vaccines [who], nonetheless, when infected with the variants, are being hospitalized,” Offit said at a February 4COVID-19 Vaccine Analysis Teampress briefing. At first glance, findings from a pha...
The risk of getting COVID-19 is much higher in crowded places as well as in those with poor ventilation. Outbreaks have been reported in places such as restaurants, choir practices, fitness classes, nightclubs, offices and places of worship, where people talk loudly, shout, sin...
C We are surrounded by the news about COVID-19 and other viruses (病毒), but how much do you really know about them? Viruses that infect (感染) humans nearly always cause illness. Fortunately, just as we know a lot about how viruses harm us, so do we know how to prevent them. Th...
Understanding how much protection a vaccine offers is not as simple as it sounds. The pandemic has brought many tricky terms and ideas from epidemiology into everyone’s lives. Two particularly complicated concepts are vaccineefficacy and effectiveness. These are not the same thing. And a...
When a new pathogen emerges, 当一个全新的病原体出现时, our bodies and healthcare systems are left vulnerable. 我们的身体很容易受到侵害。 In times like these, there’s an urgent need for a vaccine 这时候,我们就迫切需要疫苗 to create widespread immunity with minimal loss of life. ...
Comirnaty（中文名称为复必泰）是辉瑞--拜恩泰科新冠疫苗的商品名。据品牌研究所创意总监斯科特·皮尔格罗西介绍，这个词的读音是“co-MER-na-tee”。It's a little easier to say than BNT162b2, the research name of the vaccine while it was first being studied, but not much.这比该疫苗在最初研究阶段...
is useful against the disease and to study its safety in a much larger group of people. Most of the time the third phase's tests start across lots of areas in a country.Once a vaccine is in use, it must be continuously checked and studied to make sure it continues to be safe.()1...