Monday, January 18, 2021
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For most people, infection with SARS-CoV-2 – the virus that causes COVID-19 – leads to mild, short-term symptoms, acute respiratory illness, or possibly no symptoms at all. But some people have long-lasting symptoms after their infection – this has...
Vaccines for COVID-19 are now being rolled out, but in some parts of the world, this good news has been tempered by the emergence of new, potentially more infectious strains of the virus. Exactly how the pandemic will evolve has become...
There was – rightfully – a lot of excitement when Pfizer and BioNTech announced interim results from their COVID vaccine trial. The vaccine, called BNT162b2, was reported to have an “efficacy rate above 90%”. This was soon translated in the press to...
Only days after the federal government announced a A$1.7 billion vaccine deal to roll out COVID-19 vaccines to Australians in 2021, one of the two candidates has halted its phase 3 trials after a participant became ill. The AZD1222 vaccine,...
As fall approaches rapidly, many are wondering if the race for a vaccine will bear fruit as early as January 2021. I am a physician-scientist and infectious diseases specialist at the University of Virginia, where I care for patients and conduct...
The shortage of crucial medical supplies, especially personal protective equipment, has crippled the United States’ ability to quell the COVID-19 pandemic. At least 54,000 nursing home residents and workers have died from COVID-19 in the U.S. as of June 26. This...
From the first reports coming out of Wuhan, Iran and later Italy, we knew that losing your sense of smell (anosmia) was a significant symptom of the disease. Now, after months of reports, both anecdotal and more rigorous clinical findings,...
First, we tried the antimalarial drug hydroxychloroquine. Then we tested the antiviral drug remdesivir. But new UK research gives the strongest indication yet we may have found a useful treatment for COVID-19. This time it’s an old anti-inflammatory drug, dexamethasone, which has...
Since the start of the coronavirus pandemic, use of the term “herd immunity” has spread almost as fast as the virus. But its use is fraught with misconceptions. In the U.K., officials briefly considered a herd immunity strategy to protect the most vulnerable...
In March, amateur scientists in Sydney announced they had created a COVID-19 test kit that is simpler, faster, and cheaper than existing tests. While the test has not yet been approved by regulators, if effective it could play a role in...

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