Omicron is mutating in giant leaps, with scientists racing to keep up. Its diversity is challenging vaccine efficacy and complicating treatment. But this fall, broad spectrum bivalent vaccines may ...

The Omicron XBB subvariants now comprise over 50% of the Covid-19 cases in New York State. Will Holiday gatherings such as New Year's celebrations result in yet another Covid-19 surge? (Photo by YUKI ...

Caitlin O'Kane is a New York City journalist who works on the CBS News social media team as a senior manager of content and production. She writes about a variety of topics and produces "The Uplift," ...

Jessica was a writer on the Wellness team, with a focus on health technology, eye care, nutrition and finding new approaches to chronic health problems. Expertise Public health, new wellness ...

Doses of Pfizer-BioNTech's COVID-19 vaccine used during a vaccine booster campaign at UCEP Ghasitula School in Sylhet, Bangladesh on July 19, 2022. Senior Correspondent All COVID-19 vaccines that are ...

Earlier this month, the Food and Drug Administration (FDA) authorized the bivalent COVID-19 booster, also known as the Omicron COVID booster. Now, the booster shot is widely available in major ...

The majority of people likely infected with the omicron variant that causes COVID-19 were not aware they contracted the virus, which likely played a role in the rapid spread of omicron, according to a ...

We’re still in the Age of Omicron, but the face of it keeps changing. The United States appears to be in the midst of another biological baton pass between Covid-19 variants. The Omicron lineage BA.2 ...

COVID-19 infections continue to rise, driven by new and more infectious omicron subvariants, waning immunity from both vaccines and previous infections and fewer people masking up, health officials ...