Scientists and health officials around the world are keeping their eyes on a version of the Omicron variant that has been found in at least 40 countries, including the United States. This version of ...

A new study analyzing the immune response to COVID-19 in a Catalan cohort of health workers sheds light on an important ...

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," ...

While some have mild symptoms with COVID-19, others can have severe symptoms, resulting in hospitalization and even death.

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 ...

Share on Pinterest Researchers say people who contract the Omicron variant are far less likely to be hospitalized or die compared to people with the Delta variant. Spencer Platt/Getty Images New ...

When the omicron variant first emerged last November, many doctors, researchers and scientists hoped that the new strain — while more transmissible — would cause fewer deaths. Indeed, early research ...

A recent study posted to the bioRxiv* preprint server demonstrated that the latest severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron sublineages evade immunity imparted by the prior ...

The omicron variant is much less likely than delta to cause long COVID, according to the first large-scale study published about the long-term risks posed by omicron. But almost 5% of people who catch ...