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Novavax's COVID-19 vaccine was 89.7% effective in a large trial, and worked against the contagious virus variant first found in the UK
US biotech Novavax said its vaccine was 48.6% effective in a smaller trial in South Africa, where a…
Dr. Catherine Schuster-Bruce
Top disease expert says US in the 'eye of the hurricane' as COVID cases decline amid growing concern over spread of UK variant
Osterholm warned about the highly contagious B.1.1.7 variant of the virus that was first discovered…
Connor Perrett
The US isn't prepared for a new, more infectious variant to be dominant by March - even with vaccinations underway
Relaxed lockdown restrictions may allow the new variant to run rampant, leading to increased hospit…
Aria Bendix
San Diego man tests positive for new, more contagious UK variant of COVID-19
A 30-year-old man was discovered to have the variant despite no recent history of traveling to the …
Charles Davis
People infected with the coronavirus variant found in the UK are up to 64% more likely to die than those with other strains
New studies suggest the coronavirus variant first reported in the UK, B.1.1.7, is linked to higher …
Aylin Woodward
The most common coronavirus variant in the US is no worse for kids than adults, despite more children showing up at hospital, experts say
B.1.1.7, the coronavirus variant first found in the UK and the most common strain in the US, is no …
Dr. Catherine Schuster-Bruce
Spring breakers spreading COVID-19 variants could 'spell disaster' for the country, expert warns
A world-leading health expert has warned that spring breakers could increase the spread of highly-t…
Joshua Zitser
Charts show the US on the brink of a 4th coronavirus surge as variants spread and states relax restrictions
Coronavirus cases and hospitalizations in the US are spiking again as variants spread. Many states …
Aylin Woodward,Andy Kiersz
A new lab study shows troubling signs that Pfizer's and Moderna's COVID-19 shots could be far less effective against the variant first found in South Africa
A mutation called E484K appeared to help the variant, first found in South Africa, to evade antibod…
Dr. Catherine Schuster-Bruce
Real-world data from Qatar suggests 2 doses of Pfizer's vaccine are needed against variants
The study from Qatar doesn't say how long after the first dose they tested Pfizer's COVID-19 vaccin…
Dr. Catherine Schuster-Bruce
Several religious and political gatherings fuelled the resurgence of COVID-19 cases in India, says WHO
The World Health Organization (WHO) has blamed several religious and political mass gathering event…
Around 81% samples tested positive for UK COVID-19 variant, says Punjab CM
With 81 per cent of the latest 401 samples sent by the state for genome sequencing turning up posit…
UK officials say people who get the coronavirus variant discovered there may have a higher risk of death. Here's why that could be.
The coronavirus variant first found in the UK may have a higher mortality rate than the original, o…
Aylin Woodward
Scientists are investigating whether the new COVID-19 variant is more infectious in kids. Here's what we know so far.
Scientists think it's likely the new variant is more infectious, including in children, but we don'…
Dr. Catherine Schuster-Bruce
Experts say the US has turned a major corner in its coronavirus outbreak, with cases at their lowest point in 4 months
Economist Ian Shepherdson recently predicted the "effective end of the US COVID crisis" before May.
Aria Bendix
Breakthrough coronavirus cases after vaccines are very rare and mostly due to variants, a new CDC report found
Just 10,000 out of 100 million fully vaccinated Americans got COVID-19 weeks after their shots, the…
Aria Bendix
More contagious coronavirus variant from UK is doubling every 10 days in US, new study warns
The variant that originated in the UK will become the dominant strain in the US by March, researche…
Tim Levin
What to know about 4 worrisome coronavirus variants, including one that can partially evade vaccines
The coronavirus is mutating over time. Experts are monitoring some variants that could be more infe…
Aylin Woodward,Andrew Dunn
The CDC director said the coronavirus variant first found in the UK is now the dominant strain in the US
CDC Director Rochelle Walensky made the comment while speaking at a COVID-19 task force press confe…
Kelly McLaughlin
A coronavirus variant, with a 'similar change' to the fast-spreading variant in the UK and US, has emerged in Uganda
The variant in Uganda, called A.23.1, has quickly become the most common coronavirus variant in Kam…