Vaccine effectiveness (VE) against COVID-related hospitalization was 40% (95% confidence interval [CI], 27% to 51%) through ...

On Monday, the U.K. became the first country to approve a bivalent vaccine booster shot for adults, which would target both the original COVID virus and the Omicron variant. This vaccine, which is ...

To help answer common vaccine questions, we consulted Dr. Stanley Perlman, a professor at the University of Iowa’s Carver ...

Add Yahoo as a preferred source to see more of our stories on Google. As states grappled with confusion around vaccines, COVID-19 cases have continued to fluctuate nationwide. Some regions of the ...

The Stratus strain, also known as the ‘Frankenstein’ variant, belongs to the SARS-CoV-2 XFG and XFG.3 lineages and has been spreading swiftly across the United Kingdom, with evidence suggesting it is ...

Preliminary analysis showed the 2025-2026 formula of Spikevax generated greater than an 8-fold increase in LP.8.1-neutralizing antibodies across age groups Clinical findings reinforce preclinical data ...

Sustained protection through 6 months, but effectiveness slipped as newer strains emerged ...

The mRNA COVID vaccines provide 85% to 90% protection for the first three months or so.

Are you confused by all the news surrounding COVID-19 variants and vaccines? Here are three things you need to know: 1. The new Stratus variant has spread quickly in Georgia and evades immunity. 2.

Reputable news organizations such as Reuters, Agence France-Presse (AFP) and South African news website News24 debunked the ...

In recent weeks, the omicron variant has exploded in the U.S. and other parts of the world. Its disproportionate and sometimes devastating impacts on the unvaccinated — and the possibility of new ...

As states grappled with confusion around vaccines, COVID-19 cases have continued to fluctuate nationwide. Some regions of the United States are experiencing "very high" COVID viral activity, according ...