coronavirus variant

Los Angeles County reported 265 new cases of COVID-19 and 14 additional deaths Saturday, as officials reported more cases of the UK variant B.1.1.7.

A potentially worrisome variant of the coronavirus detected in India may spread more easily.

Two reports of so-called coronavirus breakthrough infections — in which fully vaccinated people get the illness anyway — suggest that the vaccines still offer strong protection against severe disease even in the face of variants.

Medical experts are concerned a newly found COVID-19 variant will be responsible for another surge in coronavirus cases in the region.

A new variant of the coronavirus is in the Bay Area and it is believed to be the first of its kind in the United States. The new double mutation is believed to be responsible for the surge in cases in India.

Los Angeles County reported 2,393 new cases of COVID-19 and 136 additional deaths Saturday, while adding that two additional cases of the COVID-19 variant B.1.1.7 first discovered in the U.K. have also been detected here, bringing the total to 14 so far in Los Angeles County.

States are rolling back COVID-19 restrictions as new cases trend down from record highs across the country. But experts warn it might be too much too soon as variants pose an increased risk and the pandemic — almost at the one year mark in the U.S. — is far from over, NBC News reports.

A 21-year-old San Clemente man tested positive for the more contagious U.K. strain of COVID-19, marking the first known case in Orange County, local health officials announced Monday.

Evidence is mounting that having COVID-19 may not protect a person against getting infected again with some of the new variants emerging around the world

NIAID Director Dr. Anthony Fauci describes how large outbreaks of COVID-19 in a city can lead to new variations.

President Joe Biden is making passage of a new $1.9 trillion COVID-19 relief bill his top priority, with Democrats wanting to vote next week, with or without Republican support. Republicans say the plan costs too much, and want to break it into smaller bills.

Novavax says its COVID-19 vaccine appears 89% effective, based on early findings from a British study.

A new study suggests that Pfizer/BioNtech’s coronavirus vaccine appears to work against new variants that have begun circulating in the U.S. The study has not been peer-reviewed or published in a medical journal.

Director of the Centers for Disease Control and Prevention Dr. Rochelle Walensky provides an update on COVID-19 variants found in the U.S.

As more COVID variants are identified across the globe, health experts are suggesting upgrading masks with better filtration, or, if surgical masks are the only options, to “double mask” when out and about.

President Joe Biden is expected to sign new travel restrictions in a bid to control the spread of coronavirus in the United States. Restrictions will primarily target countries like South Africa, Brazil and much of Europe, where new strains of the coronavirus have emerged in recent days.

State health officials are raising concerns about a variant of COVID-19 linked to multiple outbreaks in California. They’re investigating if the coronavirus vaccines could be less effective with this particular variant around. Christine Kim reports for NBC4 News at 11 p.m. on Jan. 17, 2021.

Nearly one year into the pandemic, COVID-19 is spreading at record high rates in the United States, and with it, new variants of the virus are emerging. Last week, researchers in Ohio said they identified two unique variants in Columbus, NBC News reports.

The UK variant of the coronavirus, that is likely more transmissible, has been confirmed in LA County. Darsha Philips reports for NBC4 News at 11 p.m. on Jan. 16, 2021.

New York joined a growing number of states on Monday to confirm the presence of a new strain of the coronavirus that’s believed to be at least 50 percent more contagious.