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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An infectious disease doctor explains the science behind COVID-19 vaccines at a level that children – and adults – of all ages can understand.
Full FDA approval of the COVID-19 vaccines may help people feel more secure in its safety and effectiveness.
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While emergency use authorization gets vaccines out to the public more quickly, it doesn’t skip any steps that full approval requires.
Put into context, the benefits of vaccination still far outweigh the risks of rare adverse events.
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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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The federal agency in charge of enforcing discrimination laws in the workplace said ‘yes,’ but there are some important exceptions and limitations.
Pharmacist Jessica Sahni prepares a Pfizer COVID-19 vaccine in New York City.
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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.
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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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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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.
FDA Commissioner Stephen Hahn, right, and President Trump at a Coronavirus Task Force meeting March 19, 2020.
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The rushed emergency approval for a treatment that might help COVID-19 patients has raised questions: Is the FDA abandoning its own guidelines?
What if you could test yourself for coronavirus with a test in the comfort of your home?
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Testing for coronavirus has been a fiasco in the US. But now companies are developing super fast tests, including ones that might eventually be as simple as at home pregnancy tests.