Claim: The World Health Organization changed COVID-19 testing guidelines; one PCR test is not enough to diagnose COVID-19.
Read the full story at: USA Today
Social Media Disinfo
Circulating on social media: Video asking "25 questions about the pandemic."
Read the full story at: Reuters
Factual Reads on Coronavirus
Is It Safe to Delay a Second COVID Vaccine Dose?
Some evidence indicates that short waits are safe, but there is a chance that partial immunization could help risky new coronavirus variants to develop.
-- Scientific American, February 10
Covid-19 cases are falling in the U.S. It could be a calm before a variant-driven storm
Experts fear the decline might just be temporary.
-- Stat, February 10
South Africa suspends use of AstraZeneca’s COVID-19 vaccine after it fails to clearly stop virus variant
Another COVID-19 vaccine has run into trouble in South Africa, showing less protection there than elsewhere because a SARS-CoV-2 variant that can apparently dodge key antibodies has become widespread.
-- Science, February 8
Why the U.S. Is Underestimating Covid Reinfection
As millions of Americans struggle to recover from covid and millions more scramble for the protection offered by vaccines, U.S. health officials may be overlooking an unsettling subgroup of survivors: those who get infected more than once.
-- Kaiser Health News, February 8
Comparing the Covid-19 vaccines developed by Pfizer, Moderna, and Johnson & Johnson
In an ideal world, a pandemic vaccine could be delivered in a single shot, so supplies could be stretched to cover a lot of people. It would trigger no side effect more significant than a sore arm. And it would be easy to ship and store. Soon, it seems, this ideal of a Covid-19 vaccine will be within reach.
-- Stat, February 2
How to redesign COVID vaccines so they protect against variants
Lineages that can evade immunity are spurring vaccine makers to explore ways to redesign their shots.
-- Nature, January 29
How do the leading COVID-19 vaccines work? Science explains
As countries like the United States and United Kingdom inoculate their residents with never-before-used vaccine technology, others, including Russia, China, and India, are investing in more traditional approaches, like inactivated coronavirus vaccines.
-- Science, January 29
COVID-19 Scams: How They Work and How to Avoid Them
While some people are focused on COVID-19 and ways to get through the pandemic, scammers are looking for new ways to profit.
-- Trend Micro Check, December 30
Watch: Antibodies, immunity, and what they mean for Covid-19, explained
The immune system is no wimp. When pathogens cause illness, it kicks into high gear. Cells work together to tag, kill and gobble up invaders as they fight the infection.
-- Stat, May 5
The Best Coronavirus Myth-Busting Collections
COVID19 Infodemics Observatory
Reliable Coronavirus Information
U.S. Centers for Disease Control
Federation of American Scientists
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Pan American Health Organization