A new offshoot of omicron, KP.2, has become the dominant variant in the U.S. Experts are predicting the country may see a ...

The virus that causes COVID-19 continues to mutate. Scientists say that's likely to continue indefinitely, and the virus will ...

As the highly-contagious omicron variant quickly spreads across the country, a respiratory specialist says Americans should expect to see more breakthrough cases of COVID-19 in fully vaccinated ...

Monoclonal antibodies like etesevimab have lost efficacy against Omicron subvariants, necessitating innovative solutions.

Japan from mid-October plans to administer a new type of vaccine in booster shots designed to protect people from the Omicron variant of the novel coronavirus, the health ministry said. The ...

For some, the symptoms never went away. The omicron relative now dominant in the U.S. is called XEC, which accounted for 45% of variants circulating nationally in the two-week period ending Dec ...

“The effectiveness of the COVID vaccines can vary depending on which variants are targeted in the vaccine, which variants are circulating, and host factors,” said Shirin A. Mazumder, MD, and ...

When Neil and Michelle went looking for their first house together, they fell for one with a big kitchen addition. The home inspector found no major issues and, reassured, they bought the house. That ...

Frequent mutations of SARS-CoV-2 have reduced the effectiveness of vaccines, highlighting the need for mutation-resistant ...

The following is a summary of “Annual variant-targeted vaccination to prevent severe COVID-19 disease in cohorts with vaccine-derived and hybrid immunity,” published in the March 2025 issue of ...