The CDC’s endorsement of the reformulated COVID-19 booster shots represents a major step in the effort to get more Americans boosted.
The CDC recommends the second booster for those over 50 who received their initial booster shot at least four months earlier.
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Katelyn Jetelina, University of Texas Health Science Center at Houston
New data on the second booster suggests the older you are, the more you need it.
Millions of U.S. children ages 5-11 have already received at least one dose of the COVID-19 vaccine.
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Moderna will ask the FDA to allow emergency use for its vaccine in children as young as 6 months, a step many parents have been anticipating.
The FDA and CDC are recommending use of a third shot, or “booster dose” for certain groups of people in the U.S.
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Fault lines between the FDA and CDC regulatory processes have been on full display in the decisions over which groups of Americans should receive the Pfizer booster shot.
COVID-19 vaccines have been proved safe and effective. But it’s understandable to have questions.
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Ongoing tracking is meant to spot very rare risks – like the connection between the Johnson & Johnson shot and Guillain-Barré syndrome. And it relies on public reporting.
The freedom of going mask-free is still a ways off for kids under age 12.
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As many teens and adults in the US restart their social lives, parents of children under the age of 12 wonder when their kids will also be able to experience the freedom that comes with vaccination.
New mRNA vaccines use genes from the coronavirus to produce immunity.
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So far, most vaccines in the US are mRNA vaccines. These represent a new technology and are likely to take over the vaccine world. But how do they work? What are their weaknesses? Five experts explain.
A patient care director in New York receives the coronavirus vaccine.
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Lana Dbeibo, Indiana University School of Medicine
Now that two COVID vaccines have been authorized by the FDA, questions arise. Today, a physician from Indiana University School of Medicine answers five reader questions.
Sandra Lindsay, left, a nurse at Long Island Jewish Medical Center, is inoculated with the COVID-19 vaccine by Dr. Michelle Chester.
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A serious allergic reaction was reported in a health care worker in Alaska after she received the COVID-19 vaccine. Does this mean that people with allergies need to be concerned? An expert answers.
The new rapid test is available without a prescription, but only 20 million are set to be sold by the middle of next year.
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Zoë McLaren, University of Maryland, Baltimore County
A new over-the-counter COVID-19 test has been authorized by the FDA. Though it can be used to test people with and without symptoms, moderate cost and limited production mean it isn’t a game-changer.
After receiving the vaccine, health systems have a complicated job ahead of them.
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Desi Kotis, University of California, San Francisco
Health systems around the US are on the cusp of receiving COVID-19 vaccines. At the end of this months-long effort are the nitty-gritty details of how health care providers are giving people the vaccine.
Although monetary incentives work, there are potential drawbacks.
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Millions of Americans say they won’t get the vaccine. Will money change their minds? And is luring them with cash the right approach?
Tony Potts, a 69-year-old retiree, removes his face mask for a temperature check just before receiving his first injection in a phase 3 COVID-19 vaccine clinical trial sponsored by Moderna. Potts is one of 30,000 participants in the Moderna trial.
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The vaccines that will first be used to prevent the spread of COVID-19 will have gone through a special approval process with the FDA. but just what is this expedited process?
Rapid tests for COVID-19 are easy to administer and give fast results.
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In September, production of rapid tests really ramped up in the US. But due to low accuracy and massive numbers needed, these tests alone are unlikely to have much of an effect on the pandemic.
The pandemic rages as the world waits for COVID-19 vaccines.
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Because Pfizer-BioNTech and Moderna vaccines have been developed in record time, many wonder whether companies cut corners or compromised safety.
Pfizer stock surged higher on Nov. 9 after the company announced its vaccine is “90% effective” against COVID-19 infections.
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With COVID-19 cases soaring across the US and worldwide, the need for a vaccine could not be greater. Here’s where we stand on vaccine development, including positive results from Pfizer’s trial.
Easy, fast coronavirus testing is critical to controlling the virus.
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Zoë McLaren, University of Maryland, Baltimore County
The new BinaxNOW antigen test is quick, easy, accurate and cheap. It could solve the US testing problem, but the emergency use authorization only allows people with COVID-19 symptoms to get tested.
Charles Stewart Mott Endowed Professor of Public Health and an Associate Professor of Pediatrics and Human Development at the Michigan State University College of Human Medicine, Michigan State University