Researchers say around 70% of the US needs to get the coronavirus vaccine to stop the pandemic. But questions around the vaccines and regional differences add some uncertainty to that estimate.
Xi Jinping, the Chinese president. China’s economy is now showing strong growth.
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So far, the only COVID-19 vaccines authorized for use need to be kept frozen. But there are many places in the world that can’t support a cold supply chain.
A vaccine may be the magic bullet, but getting travellers back in the skies will require much more — including convincing people that travel is safe again.
I am a physician, and I just got my first shot of the Pfizer COVID-19 vaccine.
William Petri
With vaccines forthcoming for most Americans, many groups, including expectant mothers, are wondering if the vaccine is safe for them and their babies. A physician-scientist explains.
A patient care director in New York receives the coronavirus vaccine.
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The coronavirus vaccine was developed faster than any vaccine in history. It took just 332 days from the first sequencing of the virus genome to the first vaccines given to the public.
The number one scientific breakthrough for 2020: multiple vaccines to prevent COVID-19.
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The development of multiple vaccines against the virus that causes COVID-19 has been hailed as the breakthrough of 2020. But there were many more supporting discoveries that made this possible.
Efficient shipping and storage could prevent a lot of wasted vaccines.
AP Photo/Morry Gash, Pool
COVID-19 vaccines have very specific storage requirements that make shipping a difficult task. Two ideas – fulfillment centers and cross-docking – could help overcome some distribution challenges.
After receiving the vaccine, health systems have a complicated job ahead of them.
AP Photo/Ng Han Guan
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.
The reason the vaccine appears to have worked better in participants who initially received only half a dose is still somewhat of a mystery.
A nurse at the Royal Free Hospital in London simulates the administration of the Pfizer vaccine on Dec. 4, 2020 to support staff training ahead of the rollout in the United Kingdom.
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If supplies of COVID-19 vaccine are initially limited, who should be vaccinated first? A mathematical model shows when and why it’s best to start with the young, and when older people should go first.
Parents also want to know about safety, side effects and if they’ll still have to wear masks.
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Trafficking of counterfeit medicines is on the rise, with Interpol seizing £10.4m of counterfeit COVID related products in March 2020
Ever since a 1904 revolt against the smallpox vaccine, Brazil has run extremely successful vaccination programs.
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A 1904 revolt against mandatory smallpox inoculation taught Brazilian health officials a deadly lesson on how to vaccinate a skeptical public. Today President Bolsonaro seems to ignore that history.
Dry ice pellets can be used to maintain the ultra-cold temperatures required for Pfizer/BioNTech’s COVID-19 vaccine.
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A pharmaceutical supply chain expert explains the challenges of distributing the COVID-19 vaccines from Pfizer and Moderna that need to be kept at very low temperatures.
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?
A little bit of post-injection soreness is completely normal.
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The side effects of new SARS-CoV-2 vaccines are a result of immune system activation. While uncomfortable, they are both normal and expected. They are a sign that the vaccine is working.
Elvis Presley received a polio vaccination on the Ed Sullivan Show in 1956.
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Dean Faculty of Health Sciences and Professor of Vaccinology at University of the Witwatersrand; and Director of the SAMRC Vaccines and Infectious Diseases Analytics Research Unit, University of the Witwatersrand