Pfizer said Wednesday that a booster dose of its COVID-19 vaccine may offer important protection against the new omicron variant even though the initial two doses appear significantly less effective.
Pfizer said Wednesday that a booster dose of its COVID-19 vaccine may protect against the new omicron variant even though the initial two doses appear significantly less effective.
Pfizer says a booster dose of its COVID-19 vaccine may protect against the omicron variant even though the initial two doses appear significantly less effective.
A pandemic-weary world faces weeks of confusing uncertainty as countries restrict travel and take other steps to halt the newest potentially risky coronavirus mutant before anyone knows just how dangerous omicron really is.
"I've seen one or two (breakthrough) patients end up in the ICU, but even then it's for a short time," Dr. Mohammad Ali said, adding that he has not seen any of those patients die from the infection.
The findings indicate that vaccination is important even for young adults who have previously been infected with COVID-19.
COVID-19 booster shots may be coming for at least some Americans but already the Biden administration is being forced to scale back expectatio…
Booster doses of Johnson & Johnson's one-shot coronavirus vaccine generated a big spike in antibodies, the frontline immune system defenses against infection, the company reported Wednesday.
KAWAGOE, Japan — Men’s golf began Thursday in the Olympics, and the No. 1 player in the world was nearly 6,000 miles away watching from home. …
"If you want to stop hearing about the variant of the week," said Jennifer Nuzzo, a Johns Hopkins University public health specialist, "we need to do more work to make sure all countries have more access to vaccines."
But Pfizer wants approval for a third dose of its COVID-19 vaccine, saying another shot within 12 months could dramatically boost immunity, and maybe help ward off the latest Delta coronavirus mutant.
New research adds to evidence that COVID-19 vaccines still offer strong protection against the delta variant, which is spreading rapidly around the world and accounts for most cases in the U.S.
Monday's study tracked just 30 transplant patients but it's an important step toward learning if booster doses could help.
A new analysis of blood samples from 24,000 Americans taken early last year is the latest and largest study to suggest that the new coronaviru…
The world’s leading COVID-19 vaccines may offer lasting protection that diminishes the need for frequent booster shots, new studies show. Here's the latest virus news.
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Florida pediatricians reported that for the first known time an infant has been born with COVID-19 antibodies to a vaccinated mother.
You might be among the more than 26.6 million people in the United States who have had Covid-19 -- and when it comes to coronavirus vaccines, emerging variants or the risk of re-infection, you might have a lot of questions.
So you finally got your coronavirus vaccine. It took weeks of waiting, maybe a few calls before hitting the jackpot with a drive-through vaccination clinic. Or maybe you're a health care worker who got the shot at work.
NOTE: This story, first published in November, was updated on Feb. 22 to provide the latest information regarding Covid-19 testing availability.
Experts are urging people to overhaul their lifestyle and focus on improving their mental wellbeing before getting the COVID-19 vaccine.