SAN FRANCISCO (KGO) -- On Dec. 31, UCSF'S Dr. Charles Chiu and his colleagues were in a lab when they found what they are calling"L-452R," a California variant of COVID-19. "We actually discovered ...
"It's the biggest experiment that's ever happened." In a stunningly short period of time, the delta variant has changed the course of the COVID-19 pandemic by evolving to become more transmissible ...
The United States may be heading into its second severe flu season in a row, driven by a mutated strain called subclade K ...
A mutated strain of the flu is surging worldwide, sparking concerns about a severe flu season in the U.S. Here's what to ...
A new flu variant is causing a severe flu season in the UK and Japan; now scientists are waiting to see how that will affect ...
A variant strain of the coronavirus, one that was first discovered in the United Kingdom, is now the dominant strain of the virus circulating throughout the United States, CDC Director Rochelle ...
Share on Pinterest Experts say variants of the virus that causes COVID-19 replicate quicker in people who are not vaccinated. David McNew/Getty Images Experts say the number of unvaccinated people in ...
Four theories could explain the variants' ability to jump from person to person. In recent months, new variants of the virus that causes COVID-19 have been popping up all over the world, and experts ...
Everyday Health on MSN
Surprise Flu Mutation Puts U.S. on High Alert
An unexpected mutation of the H3N2 influenza A virus is driving up case counts abroad, and experts are concerned it could ...
The Chosun Ilbo on MSN
Current Flu Vaccine Less Effective Against Variant but Still Prevents Severe Cases
This year's flu season started two months earlier than last year, with the number of patients reaching 14 times that of the ...
This year's version of H3N2 has experts on alert. It's a mutated version, subclade K, that may weaken the vaccine's ...
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